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7.11.5.17 OLDI

7.11.5.17.1 OLDI0 Switching Characteristics

Table 7-108 and Figure 7-94 present switching characteristics for OLDI0.

Table 7-108. OLDI0 Switching Characteristics

NO.

PARAMETER

MODE

MIN

TYP

MAX

UNIT

OLDI1 tt(LHTT)

Rise time, OLDI0_CLK[1:0]P,

OLDI0_CLK[1:0]N, OLDI0_A[7:0]P,

and OLDI0_A[7:0]N

Slow(1)

0.5

Fast(2)

0.25

OLDI2 tt(HLTT)

Fall time, OLDI0_CLK[1:0]P,

OLDI0_CLK[1:0]N, OLDI0_A[7:0]P,

and OLDI0_A[7:0]N

Slow(1)

0.5

Fast(2)

0.25

OLDI3 tc(CLK)

Cycle time, OLDI0_CLK[1:0]P and OLDI0_CLK[1:0]N

6.06

110.01

OLDI4 tw(BIT)

Bit width, OLDI0_A[7:0]P and OLDI0_A[7:0]N

(1/7)OLDI3

OLDI5 td(BIT1)

Bit 1 delay time, OLDI0_CLK[1:0]P and

OLDI0_CLK[1:0]N to OLDI0_A[7:0]P and

OLDI0_A[7:0]N

- (0.1)OLDI3

(0.1)OLDI3

OLDI6 td(BIT0)

Bit 0 delay time, OLDI0_CLK[1:0]P and

OLDI0_CLK[1:0]N to OLDI0_A[7:0]P and

OLDI0_A[7:0]N

(1/7)OLDI3

- (0.1)OLDI3

(1/7) OLDI3

+ (0.1)OLDI3

OLDI7 td(BIT6)

Bit 6 delay time, OLDI0_CLK[1:0]P and

OLDI0_CLK[1:0]N to OLDI0_A[7:0]P and

OLDI0_A[7:0]N

(2/7)OLDI3

- (0.1)OLDI3

(2/7) OLDI3

+ (0.1)OLDI3

OLDI8 td(BIT5)

Bit 5 delay time, OLDI0_CLK[1:0]P and

OLDI0_CLK[1:0]N to OLDI0_A[7:0]P and

OLDI0_A[7:0]N

(3/7)OLDI3

- (0.1)OLDI3

(3/7) OLDI3

+ (0.1)OLDI3

OLDI9 td(BIT4)

Bit 4 delay time, OLDI0_CLK[1:0]P and

OLDI0_CLK[1:0]N to OLDI0_A[7:0]P and

OLDI0_A[7:0]N

(4/7)OLDI3

- (0.1)OLDI3

(4/7) OLDI3

+ (0.1)OLDI3

OLDI10 td(BIT3)

Bit 3 delay time, OLDI0_CLK[1:0]P and

OLDI0_CLK[1:0]N to OLDI0_A[7:0]P and

OLDI0_A[7:0]N

(5/7)OLDI3

- (0.1)OLDI3

(5/7) OLDI3

+ (0.1)OLDI3

OLDI11 td(BIT2)

Bit 2 delay time, OLDI0_CLK[1:0]P and

OLDI0_CLK[1:0]N to OLDI0_A[7:0]P and

OLDI0_A[7:0]N

(6/7)OLDI3

- (0.1)OLDI3

(6/7) OLDI3

+ (0.1)OLDI3

OLDI12 tsk(TCCS)

Skew, OLDI0_A[7:0]P and OLDI0_A[7:0]N relative to

any other OLDI0_A[7:0]P and OLDI0_A[7:0]N

(1)

Slow mode: TXDRV[3:0] = 0100b without back termination (RTERM_EN = 0b with 100Ω differential termination on far-end only)

(2)

Fast mode: TXDRV[3:0] = 1000b with back termination (RTERM_EN = 1b with 100Ω differential termination on far-end only, or

RTERM_EN = 0b with 100Ω differential termination on near-end and far-end)

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AM625, AM623

SPRSP58A – JUNE 2022 – REVISED NOVEMBER 2022

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