STE2004 datasheet(3/66 Pages) STMICROELECTRONICS

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STE2004

E / WR

176

WR - 8080 Series Parallel Interface - Write enable clock input

- CANNOT BE LEFT FLOATING

RES

172

Reset Input. Active Low.

D/C

174

Interface Data/Command Selector- CANNOT BE LEFT FLOATING

173

Serial & Parallel Interfaces ENABLE. When Low the Incoming Data are Clocked In.

CANNOT BE LEFT FLOATING

TEST_MODE

191

Test Pad - 50 kohm internal Pull-down MUST BE CONNECTED TO VSS/VSSAUX

TEST_VREF

146

Test Pad - MUST BE LEFT FLOATING

OSCIN

144

Oscillator Input:

OSCOUT

210

Internal/External Oscillator Out - IF UNUSED MUST BE LEFT FLOATING

FR_OUT

211

Master Slave Frame Inversion Synchronization.

IF UNUSED MUST BE LEFT FLOATING

FR_IN

143

Master Slave Frame Inversion Synchronization.

CANNOT BE LEFT FLOATING

M/S

100

Master/Slave Configuration Bit:- CANNOT BE LEFT FLOATING

Table 2. Pin Description (continued)

N°

Pad

Type

Function

OSC_IN

Configuration

High

Internal Oscillator Enabled

Low

Internal Oscillator Disabled

External Scillator

Internal Oscillator Disabled

M/S PIN

OSC_OUT

FR_OUT

FR_IN

Charge Pump

High

ENABLED

Enabled

Disabled

AuxVsense Disabled

Low

ENABLED

Enabled

Charge Pump in Slave Mode or Ext

Power

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