AD6624SSLASHPCB datasheet(12/40 Pages) AD

12 / 40 page

REV. B

AD6624

–12–

PIN FUNCTION DESCRIPTIONS (continued)

Pin No.

Mnemonic

Type

Function

SCLK1

I/O

Bidirectional Serial Clock—Channel 1

SDFS1

I/O

Bidirectional Serial Data Frame Sync—Channel 1

SDO1

O/T

Serial Data Output—Channel 1

SDIN1

Serial Data Input—Channel 1

SDFE1

Serial Data Frame End—Channel 1

DR1

Output Data Ready Indicator—Channel 1

SCLK2

I/O

Bidirectional Serial Clock—Channel 2

100

SDFS2

I/O

Bidirectional Serial Data Frame Sync—Channel 2

101

SDO2

O/T

Serial Data Output—Channel 2

104

SDIN2

Serial Data Input—Channel 2

105

SDFE2

Serial Data Frame End—Channel 2

106

DR2

Output Data Ready Indicator—Channel 3

107

SCLK3

I/O

Bidirectional Serial Clock—Channel 3

109

SDFS3

I/O

Bidirectional Serial Data Frame Sync—Channel 3

110

SDO3

O/T

Serial Data Output—Channel 3

111

SDIN3

Serial Data Input—Channel 3

112

SDFE3

Serial Data Frame End—Channel 3

114

DR3

Output Data Ready Indicator—Channel 3

115–117

EXPB[0:2]

IB Input Data (Exponent)

119–122

INB[13:10]

IB Input Data (Mantissa)

124–127

INB[9:6]

IB Input Data (Mantissa)

NOTES

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

Ω.

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

Ω.

Pin Types: I = Input, O = Output, P = Power Supply, G = Ground, T = Three-State.

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