AT88SC0204C ATMEL | Alldatasheet

Document overview

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Technical content

Features

  • One of a Family of Devices with User Memories from 1 Kbit to 1 Mbit  2-Kbit (256 Bytes) EEPROM User Memory – Four 64-byte (512-bit) Zones – Self-timed Write Cycle (5 ms) – Single Byte or 16-byte Page Write Mode – Programmable Access Rights for Each Zone  2-Kbit Configuration Zone – 37-byte OTP Area for User-defined Codes – 160-byte Area for User-defined Keys and Passwords  High Security Features – 64-bit Patented Dynamic Symetric Mutual Authentication Protocol (Under Exclusive Patent License from ELVA) – Encrypted Checksum – Stream Encryption – Four Key Sets for Authentication and Encryption – Eight Sets of Two 24-bit Passwords – Anti-tearing Function – Voltage and Frequency Monitor  Smart Card Features – ISO 7816 Class A (5V) or Class B (3V) Operation – ISO 7816-3 Asynchronous T = 0 Protocol (Gemplus Patent) – Multiple Zones, Key Sets and Passwords for Multi-application Use – Synchronous 2-wire Serial Interf ace for Faster Device Initialization – Programmable 8-byte Answer-To-Reset Register – ISO 7816-2 Comp liant Modules  Embedded Application Features – Low Voltage Operation: 2.7V to 5.5V – Secure Nonvolatile Storage for Sensitive System or User Information – 2-wire Serial Interface – 1.5 MHz Compatibility for Fast Operation – Standard 8-lead Plastic Packages – Same Pinout as 2-wire Serial EEPROMs  High Reliability – Endurance: 100,000 Cycles – Data Retention: 10 years – ESD Protection: 4,000V min

Table 1. Pin Configuration

2 Kbit

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space for 1 to 4 data files. reader using the asynchronous T = 0 protocol (Gemplus Patent) defined in ISO 7816-3. the same familiar pinout as 2-wire serial EEPROMs. Figure 1. Block DiagramPin Descriptions Supply Voltage (VCC) The VCC input is a 2.7V to 5.5V positive voltage supplied by the host. “elementary time unit” (ETU) and is equal to 372/f. clock data into the device and negative edge clock data out of the device.

AT88SC0204C does not support the synchronous answer-to-reset sequence. these zones may effectively be accessed as one larger zone. Table 2. User Zones

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words, keys and codes and defining security levels to be used for each user zone. blowing of the fuses may be performed at one final step. Table 3. Configuration Zone

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successful encryption activation following a successful authentication. MDC: Modification Detection Code. MAC: Message Authentication Code. plete them, and data are limited to eight bytes. automatically recover the data from the system buffer zone at the next power-up. page constitutes a write access byte for the bytes of that page. Example: The write lock byte at $080 controls the bytes from $080 to $087. grammed – that is, bits written to “0” cannot return to “1”. bytes are received, only the first byte will be taken into account by the device. Table 4. Communication Security Modes

write passwords give read access also. four keys may be selected to use with a user zone. presented again. Only the last request is memorized. tion or authentication process will not be taken into account. Figure 4. Password and Authentication Operations sum, which may function in standard, authentication or encryption modes. data sent was received correctly. tion and/or encryption activation will be required to reactivate the MAC.

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2022ES–SMEM–07/04 Encryption The data exchanged between the device and the host during read, write and verify password commands may be encrypted to ensure data confidentiality. The issuer may choose to require encryption for a user zone by settings made in the configuration zone. Any one of four keys may be selected for use with a user zone. In this case, activation of the encryption mode is required in order to read/write data in the zone and only encrypted data will be transmitted. Even if not required, the host may elect to activate encryption provided the proper keys are known. Supervisor Mode Enabling this feature allows the holder of one specific password to gain full access to all eight password sets, including the ability to change passwords. Modify Forbidden No write access is allowed in a user zone protected with this feature at any time. The user zone must be written during device personalization prior to blowing the security fuses. Program Only For a user zone protected by this feature, data within the zone may be changed from a “1” to a “0”, but never from a “0” to a “1”. Initial Device Programming To enable the security features of CryptoMemory, the device must first be personalized to set up several registers and load in the appropriate passwords and keys. This is accomplished through programming the configuration zone of CryptoMemory using sim- ple write and read commands. To gain access to the configuration zone, the secure code must first be successfully presented . For the AT88SC0204C device, the secure code is $E5 47 47. After writing and verfiying data in the configuration zone, the security fuses must be blown to lock this information in the device. For additional information on personalizing CryptoMemory, please see the application notes Programming CryptoM- emory for Embedded Applications and Initializing CryptoMe mory for Smart Card Applications (at www.Atmel.com).

2022ES–SMEM–07/04

Ordering Information

Note: 1. Formal drawings may be obtained from an Atmel sales office. Ordering Code Package Voltage Range Temperature Range AT88SC0204C-MJ AT88SC0204C-MP M2 – J Module M2 – P Module 2.7V–5.5V Commercial (0°C–70°C) AT88SC0204C-PI AT88SC0204C-SI AT88SC0204C-Y4I 8P3 8S1 8Y4 2.7V–5.5V Industrial ( −40°C–85°C) AT88SC0204C-PU AT88SC0204C-SU AT88SC0204C-Y4U 8P3 8S1 8Y4 2.7V–5.5V Lead-free/Halogen-free/Industrial (−40°C–85°C) AT88SC0204C-WI 7 mil wafer 2.7V–5.5V Industrial ( −40°C–85°C) Package Type(1) Description M2 – J Module M2 ISO 7816 Smart Card Module M2 – P Module M2 ISO 7816 Smart Card Module with Atmel Logo 8P3 8-lead, 0.300” Wide, Plastic Dual Inline Package (PDIP) 8S1 8-lead, 0.150” Wide, Plastic Gull Wing Small Outline Package (JEDEC SOIC) 8Y4 8-lead, 6.00 mm x 4.90 mm Body, SOIC Array Package (SAP)

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2022ES–SMEM–07/04 Packaging Information Module Size: M2 Dimension*: 12.6 x 11.4 [mm] Glob Top: Square - 8.8 x 8.8 [mm] Thickness: 0.58 [mm] Pitch: 14.25 mm Ordering Code: MP Module Size: M2 Dimension*: 12.6 x 11.4 [mm] Glob Top: Round - 8.5 [mm] Thickness: 0.58 [mm] Pitch: 14.25 mm Ordering Code: MJ *Note: The module dimensions listed refer to the dimensions of the exposed metal contact area. The actual dimensions of the module after excise or punching from the carrier tape are generally 0.4 mm greater in both directions

2022ES–SMEM–07/04 Ordering Code: SI, SU 8-lead SOIC 1150 E. Cheyenne Mtn. Blvd. Colorado Springs, CO 80906 TITLE DRAWING NO. R REV. Note: 10/7/03 8S1, 8-lead (0.150" Wide Body), Plastic Gull Wing Small Outline (JEDEC SOIC) 8S1 B COMMON DIMENSIONS (Unit of Measure = mm) SYMBOL MIN NOM MAX NOTE A1 0.10 – 0.25 These drawings are for general information only. Refer to JEDEC Drawing MS-012, Variation AA for proper dimensions, tolerances, datums, etc. A 1.35 – 1.75 b 0.31 – 0.51 C 0.17 – 0.25 D 4.80 – 5.00 E1 3.81 – 3.99 E 5.79 – 6.20 e 1.27 BSC L 0.40 – 1.27 ∅ 0˚ – 8˚ Top View End View Side View e B D A N E C L

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2022ES–SMEM–07/04 Ordering Code: PI, PU 8-lead PDIP

2325 Orchard Parkway

San Jose, CA 95131 TITLE DRAWING NO. R REV. 8P3, 8-lead, 0.300" Wide Body, Plastic Dual In-line Package (PDIP) 01/09/02 8P3 B Notes: 1. This drawing is for general information only; refer to JEDEC Drawing MS-001, Variation BA for additional information. 2. Dimensions A and L are measured with the package seated in JEDEC seating plane Gauge GS-3. 3. D, D1 and E1 dimensions do not include mold Flash or protrusions. Mold Flash or protrusions shall not exceed 0.010 inch. 4. E and eA measured with the leads constrained to be perpendicular to datum. 5. Pointed or rounded lead tips are preferred to ease insertion. COMMON DIMENSIONS (Unit of Measure = inches) SYMBOL MIN NOM MAX NOTE D E e Lb2 b A2 A N eA c

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A 0.210 2 A2 0.115 0.130 0.195 b 0.014 0.018 0.022 5 b2 0.045 0.060 0.070 6 b3 0.030 0.039 0.045 6 c 0.008 0.010 0.014 D 0.355 0.365 0.400 3 D1 0.005 3 E 0.300 0.310 0.325 4 E1 0.240 0.250 0.280 3 e 0.100 BSC eA 0.300 BSC 4 L 0.115 0.130 0.150 2 Top View Side View End View

2022ES–SMEM–07/04 Ordering Code: Y4I, Y4U 8-lead SAP 1150 E. Cheyenne Mtn. Blvd. Colorado Springs, CO 80817 TITLE DRAWING NO. R REV. 8Y4, 8-lead (6.00 x 4.90 mm Body) SOIC Array Package (SAP) Y4 A8Y4 5/24/04 COMMON DIMENSIONS (Unit of Measure = mm) SYMBOL MIN NOM MAX NOTE A – – 0.90 A1 0.00 – 0.05 D 5.80 6.00 6.20 E 4.70 4.90 5.10 D1 2.85 3.00 3.15 E1 2.85 3.00 3.15 b 0.35 0.40 0.45 e 1.27 TYP e1 3.81 REF L 0.50 0.60 0.70 A E A1 b PIN 1 INDEX AREA D A PIN 1 ID L e

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