DS21Q58L【PDF 2/74 页】IC TXRX E1 QUAD 3.3V 100-LQFP

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Sheet目录1994

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DS21Q58 E1 Quad Transceiver

10 of 74

Table 4-2. Pin Assignments (Sorted by Number)

NAME

PIN

PARALLEL

PORT ENABLED

SERIAL PORT

ENABLED

TYPE

FUNCTION

[Serial Port Mode in Brackets]

TTIP4

—

Transmit Analog Tip Output

TVSS4

—

Transmit Analog Signal Ground

TVDD4

—

Transmit Analog Positive Supply

TRING4

—

Transmit Analog Ring Output

TCLK4

—

Transmit Clock

TSER4

—

Transmit Serial Data

TSYNC4

—

I/O

Transmit Sync

DVSS4

—

Digital Signal Ground

DVDD4

—

Digital Positive Supply

OUTB3

—

User-Selectable Output B

OUTA3

—

User-Selectable Output A

SYSCLK3

—

Transmit/Receive System Clock

RSER3

—

Receive Serial Data

RSYNC3

—

I/O

Receive Sync

RVSS4

—

Receive Analog Signal Ground

RTIP3

—

Receive Analog Tip Input

RRING3

—

Receive Analog Ring Input

RVDD4

—

Receive Analog Positive Supply

D0/AD0

—

I/O

Data Bus Bit 0/Address/Data Bus Bit 0

D1/AD1

—

I/O

Data Bus Bit 1/Address/Data Bus Bit 1

D2/AD2

—

I/O

Data Bus Bit 2/Address/Data Bus Bit 2

D3/AD3

—

I/O

Data Bus Bit 3/Address/Data Bus Bit 3

D4/AD4

—

I/O

Data Bus Bit 4/Address/Data Bus Bit 4

D5/AD5

—

I/O

Data Bus Bit 5/Address/Data Bus Bit 5

D6/AD6

—

I/O

Data Bus Bit 6/Address/Data Bus Bit 6

TTIP3

—

Transmit Analog Tip Output

TVSS3

—

Transmit Analog Signal Ground

TVDD3

—

Transmit Analog Positive Supply

TRING3

—

Transmit Analog Ring Output

TCLK3

—

Transmit Clock

TSER3

—

Transmit Serial Data

TSYNC3

—

I/O

Transmit Sync

DVSS3

—

Digital Signal Ground

DVDD3

—

Digital Positive Supply

OUTB2

—

User-Selectable Output B

OUTA2

—

User-Selectable Output A

SYSCLK2

—

Transmit/Receive System Clock

RSER2

—

Receive Serial Data

RSYNC2

—

I/O

Receive Sync

RVSS3

—

Receive Analog Signal Ground

RTIP2

—

Receive Analog Tip Input

RRING2

—

Receive Analog Ring Input

RVDD3

—

Receive Analog Positive Supply

D7/AD7

SDO

I/O

Data Bus Bit 7/Address/Data Bus Bit 7 [Serial Data Output]

ICES

Address Bus Bit 0/Serial Port [Input-Clock Edge Select]

OCES

Address Bus Bit 1/Serial Port [Output-Clock Edge Select]

—

Address Bus Bit 2

—

Address Bus Bit 3

—

Address Bus Bit 4

ALE (AS)/A5

—

Address Latch Enable/Address Bus Bit 5

TTIP2

—

Transmit Analog Tip Output

TVSS2

—

Transmit Analog Signal Ground

TVDD2

—

Transmit Analog Positive Supply

TRING2

—

Transmit Analog Ring Output

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