HSI2CMOD MAXIM | Alldatasheet

Document overview

  • Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
  • PDF pages: 6

Technical content

Features

o HS-Mode I2C-Compatible Interface (3.4MHz, 1.7MHz) o Fast-Mode I2C-Compatible Interface (400kHz) o Standard-Mode I2C-Compatible Interface (100kHz) o Proven Design o Proven PC Board Layout o On-Board 40MHz Crystal Oscillator o On-Board Regulated +3.3V Evaluates: HS I2C-Compatible Parts HS I2C-Compatible Module DESIGNATION QTY DESCRIPTION C1–C15, C19, C20, C21 18 0.1µF ±10%, 16V X7R ceramic capacitors (0603) TDK C1608X7R1C104KT C16 1 1µF ±20%, 10V X5R ceramic capacitor (0805) TDK C2012X5R1A105M C17 1 10µF ±20%, 25V X5R ceramic capacitor (1210) TDK C3225X5R1E106M C18 1 100µF, 6.3V, 45mΩ low-ESR POSCAP (D2) Sanyo 6TPC100M D1 1 1A, 30V Schottky diode Nihon EP10QY03 FB1, FB2 2 Surface-mount ferrite beads (0603) TDK MMZ1608B601C J1 1 Not installed,10-pin, 2 x 5 header J2 1 20-pin, 2 x 10 male right-angle connector J3 1 2 x 20 right-angle female connector JU1, JU2, JU5 3 3-pin headers JU3, JU4, JU6, JU7, JU8 5 2-pin headers L1 1 10µH inductor Sumida CDRH6D28-100NC Component List

Ordering Information

19-3013; Rev 0; 10/03 For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. PART NUMBER INTERFACE TYPE HSI2CMOD HS/Fast/Standard-Mode I C-Compatible DESIGNATION QTY DESCRIPTION R1, R2 2 1.5kΩ ±5% resistors (1206) (suitable for a 2-wire bus capacitance of ≤ 200pF) R3, R4, R7 3 0 Ω ±5% resistors (1206) R5 1 165k Ω ±1% resistor (0603) R6 1 100k Ω ±1% resistor (0603) SW1 1 DIP switch default: SW: 1-4 (ON) SW: 2-3 (ON) U1 1 Altera EPM3256AQC208-10 (208-pin PQFP) U2 1 Step-down regulator (8-pin µMAX) Maxim MAX1776EUA U3 1 40M H z cr ystal osci l l ator ( hal f- si ze D IP ) Osci l ent 320- 40.0M - 5E - TTS U4 1 Tri-state logic buffer (5-pin SOT23) Fairchild Semiconductor NC7SZ126M5X U5, U6, U7 3 Schmitt trigger input-logic inverters (5-pin SOT23) Fairchild Semiconductor NC7SZ14M5X None 5 Shunts Purchase of I 2C components of Maxim Integrated Products, Inc. or one of its sublicensed Associated Companies, conveys a license under the Phillips I 2C Patent Rights to use these components in an I 2C system, provided that the system con- forms to the I2C Standard Specification as defined by Phillips.

The HS I 2C-compatible module requires two supplies. module normally provides both of these supplies. Table 1. I2C-Compatible Logic-Supply contacting these component suppliers. Table 2. Crystal Oscillator Enable Table 3. GPIOA Table 4. GPIOB Table 5. Global PLD Clear (GCLR) Table 6. Active-High RD-Line Option Table 7. Active-High CS-Line Option Table 8. Active-High WR-Line Option

191 VCCIO

165 VCCIO

143 VCCIO

125 VCCIO

107 VCCIO

85 VCCIO

68 VCCIO

41 VCCIO

23 VCCIO

5 VCCIO

186 VCCINT

179 VCCINT

83 VCCINT

74 VCCINT

Figure 1. HS I2C-Compatible Module Schematic

3 ILIM

6 ILIM2

Figure 2. HS I2C-Compatible Module Schematic (Continued) Figure 3. HS I2C-Compatible Module Component Placement Guide—Component Side

Figure 4. HS I2C-Compatible Module PC Board Layout—Component Side

implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. © 2003 Maxim Integrated Products Printed USA is a registered trademark of Maxim Integrated Products. Figure 5. HS I2C-Compatible Module PC Board Layout—Solder Side