DS21Q41BTN Просмотр технического описания (PDF) - Dallas Semiconductor -> Maxim Integrated

Номер в каталоге

Компоненты Описание

Список матч

DS21Q41BTN

Quad T1 Framer

Dallas Semiconductor -> Maxim Integrated 

DS21Q41B

CONTROL PORT/TEST/SUPPLY PIN LIST Table 1–3

PIN

SYMBOL TYPE

DESCRIPTION

57

TEST

I

3–State Control for all Output and I/O Pins

60

CS

I

Chip Select

58

FS0

I

Framer Select 0 for Parallel Control Port

59

FS1

I

Framer Select 1 for Parallel Control Port

61

BTS

I

Bus Type Select for Parallel Control Port

63

WR(R/W)

I

Write Input (Read/Write)

62

RD (DS)

I

Read Input (Data Strobe)

23

A0

I

Address Bus Bit 0; LS

24

A1

I

Address Bus Bit 1

25

A2

I

Address Bus Bit 2

26

A3

I

Address Bus Bit 3

27

A4

I

Address Bus Bit 4

28

A5

I

Address Bus Bit 5

29

A6 or ALE

(AS)

I

Address Bus Bit 6; MSB or Address Latch Enable (Address Strobe)

30

INT

O Receive Alarm Interrupt for all Four Framers

64

MUX

I

Non–Multiplexed or Multiplexed Bus Select

117

D0 or AD0

I/O Data Bus Bit 0 or Address/Data Bus Bit 0; LSB

118

D1 or AD1

I/O Data Bus Bit 1 or Address/Data Bus Bit 1

119

D2 or AD2

I/O Data Bus Bit 2 or Address/Data Bus Bit 2

120

D3 or AD3

I/O Data Bus Bit 3 or Address/Data Bus Bit 3

121

D4 or AD4

I/O Data Bus Bit 4 or Address/Data Bus Bit 4

122

D5 or AD5

I/O Data Bus Bit 5 or Address/Data Bus Bit 5

123

D6 or AD6

I/O Data Bus Bit 6 or Address/Data Bus Bit 6

124

D7 or AD7

I/O Data Bus Bit 7 or Address/Data Bus Bit 7; MSB

15

VDD

47

VDD

79

VDD

111

VDD

14

VSS

46

VSS

78

VSS

110

VSS

– Positive Supply Voltage

– Positive Supply Voltage

– Positive Supply Voltage

– Positive Supply Voltage

– Signal Ground

– Signal Ground

– Signal Ground

– Signal Ground

021997 7/55

Share Link: