ds21ft40 Maxim Integrated Products, Inc., ds21ft40 Datasheet - Page 8

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ds21ft40

Manufacturer Part Number

ds21ft40

Description

Ds21ft40 Four X Three 12 Channel E1 Framer

Manufacturer

Maxim Integrated Products, Inc.

Datasheet

1.DS21FT40.pdf (87 pages)

Current page: 8 of 87
Download datasheet (387Kb)

1. DS21FT40 PIN DESCRIPTION

Pin Description Sorted by Pin Number Table 2-1

Lead

W15

W14

M20

M19

M18

M17

G20

H20

G19

H19

G18

H18

G17

H17

Y15

V19

R16

Y20

Y14

G16

L20

L19

L18

L17

T12

L16

P17

Y4

C7

D2

K3

U7

A6

D5

U3

K4

U8

U4

T8

E4

P2

E9

Symbols

DVDD1

DVDD1

DVDD1

DVDD2

DVDD2

DVDD2

DVDD3

DVDD3

DVDD3

DVSS1

DVSS1

DVSS1

DVSS2

DVSS2

DVSS2

DVSS3

DVSS3

DVSS3

MUX

CS1*

CS2*

CS3*

INT*

BTS

FS0

FS1

A0

A1

A2

A3

A4

A5

A6

A7

D0

D1

D2

D3

D4

D5

D6

D7

I/O Description

I/O

I/O

I/O

I/O

I/O

I/O

I/O

I/O

O

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

I

I

I

I

I

I

I

I

I

I

I

I

I

I

I

Address Bus Bit 0 (lsb).

Address Bus Bit 7 (msb).

Bus Timing Select. 0 = Intel / 1 = Motorola.

Chip Select for Quad Framer 1.

Chip Select for Quad Framer 2.

Chip Select for Quad Framer 3.

Data Bus Bit 0 (lsb).

Data Bus Bit 1.

Data Bus Bit 2.

Data Bus Bit 3.

Data Bus Bit 4.

Data Bus Bit 5.

Data Bus Bit 6.

Data Bus Bit 7 (msb).

Digital Signal Ground for Framer 1.

Digital Signal Ground for Framer 1.

Digital Signal Ground for Framer 1.

Digital Signal Ground for Framer 2.

Digital Signal Ground for Framer 2.

Digital Signal Ground for Framer 2.

Digital Signal Ground for Framer 3.

Digital Signal Ground for Framer 3.

Digital Signal Ground for Framer 3.

Framer Select 0 for the Parallel Control Port.

Framer Select 1 for the Parallel Control Port.

Interrupt for all four Quad Framers.

Bus Operation Select. 0 = non-multiplexed bus / 1 =

Address Bus Bit 1.

Address Bus Bit 2.

Address Bus Bit 3.

Address Bus Bit 4.

Address Bus Bit 5.

Address Bus Bit 6.

Digital Positive Supply for Framer 1.

Digital Positive Supply for Framer 1.

Digital Positive Supply for Framer 1.

Digital Positive Supply for Framer 2.

Digital Positive Supply for Framer 2.

Digital Positive Supply for Framer 2.

Digital Positive Supply for Framer 3.

Digital Positive Supply for Framer 3.

Digital Positive Supply for Framer 3.

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DS21FT40

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