Rainbow Electronics AT77C104B User Manual

Page 2

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AT77C104B

5347B–BIOM–08/04

Note:

The die attach is connected to pin 6 and must be grounded. The FPL pin must also be grounded.

Table 1. Pin Description for Chip-on-board Package: AT77C104B-CB08V

Pin Number

Name

Type

Description

1

Not connected

2

Not connected

3

Not connected

4

Not connected

5

GNDD

G

Digital ground supply

6

GNDA

G

Analog ground supply - connect to GNDD

7

VDDD

P

Digital power supply

8

VDDA

P

Analog power supply - connect to V

DD

9

SCK

I

Serial Port Interface (SPI) clock

10

TESTA

IO

Reserved for the analog test, not connected

11

MOSI

I

Master-out slave-in data

12

TPP

P

Temperature stabilization power

13

MISO

O

Master-in slave-out data

14

SCANEN

I

Reserved for the scan test in factory, must be grounded

15

SSS

I

Slow SPI slave select (active low

16

IRQ

O

Interrupt line to host (active low). Digital test pin

17

FSS

I

Fast SPI slave select (active low)

18

RST

I

Reset and sleep mode control (active high)

19

FPL

I

Front plane, must be grounded

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