AD6635BBSLASHPCB datasheet(15/60 Pages) AD

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AD6635

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PIN FUNCTION DESCRIPTION (continued)

Name

Type

Function

MICROPORT CONTROL

D[7:0]

I/O/T

Bidirectional Microport Data

A[2:0]

Microport Address Bus

DS (RD)I

Active Low Data Strobe (Active Low Read)

DTACK (RDY)2

O/T

Active Low Data Acknowledge (Microport Status Bit)

R/W (

WR)I

Read Write (Active Low Write)

MODE

Intel or Motorola Mode Select

CS01

IChip Select for Channels 0–3 and Ports A, B

CS11

IChip Select for Channels 4–7 and Ports C, D

SERIAL PORT CONTROL

SDI0

Serial Port Control Data Input for Channels 0–3 and Ports A, B

SCLK0

Serial Port Control Clock for Channels 0–3 and Ports A, B

SDI4

Serial Port Control Data Input for Channels 4–7 and Ports C, D

SCLK4

Serial Port Control Clock for Channels 4–7 and Ports C, D

OUTPUTS

LIA-A

Level Indicator—Input A, Interleaved-Data A

LIA-B

Level Indicator—Input A, Interleaved-Data B

LIB-A

Level Indicator—Input B, Interleaved-Data A

LIB-B

Level Indicator—Input B, Interleaved-Data B

LIC-A

Level Indicator—Input C, Interleaved-Data A

LIC-B

Level Indicator—Input C, Interleaved-Data B

LID-A

Level Indicator—Input D, Interleaved-Data A

LID-B

Level Indicator—Input D, Interleaved-Data B

LACLKOUT

Link Port A Clock Output

LBCLKOUT

Link Port B Clock Output

LCCLKOUT

Link Port C Clock Output

LDCLKOUT

Link Port D Clock Output

LA[7:0]

Link Port A Output Data

LB[7:0]

Link Port B Output Data

LC[7:0]

Link Port C Output Data

LD[7:0]

Link Port D Output Data

PA[15:0]

Parallel Output Data Port A

PB[15:0]

Parallel Output Data Port B

PC[15:0]

Parallel Output Data Port C

PD[15:0]

Parallel Output Data Port D

PACH[1:0]

Parallel Output Port A Channel Indicator

PBCH[1:0]

Parallel Output Port B Channel Indicator

PCCH[1:0]

Parallel Output Port C Channel Indicator

PDCH[1:0]

Parallel Output Port D Channel Indicator

PAIQ

Parallel Port A I/Q Data Indicator

PBIQ

Parallel Port B I/Q Data Indicator

PCIQ

Parallel Port C I/Q Data Indicator

PDIQ

Parallel Port D I/Q Data Indicator

NOTES

1Pins with a pull-down resistor of nominal 70 k

2Pins with a pull-up resistor of nominal 70 k

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