AM5728 datasheet(346/415 Pages) TI1

346 / 415 page

CLOCKIN

DATAIN

SPRS91x_TIMING_PRU_03

GPO[n:0]

SPRS91x_TIMING_PRU_02

GPI[m:0]

SPRS91x_TIMING_PRU_01

346

AM5729, AM5728, AM5726

SPRS953F – DECEMBER 2015 – REVISED MAY 2019

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Timing Requirements and Switching Characteristics

(1) PRUSS_GICLK clock period

Figure 7-91. PRU-ICSS PRU Direct Input Timing

(1) m in GPI[m:0] = 20

Table 7-136. PRU-ICSS PRU Switching Requirements – Direct Output Mode

NO.

PARAMETER

DESCRIPTION

MIN

MAX

UNIT

tw(GPO)

Pulse width, GPO

2*P (1)

tsk(GPO)

Skew between GPO[20:0] signals

4.5

(1) PRUSS_GICLK clock period

Figure 7-92. PRU-ICSS PRU Direct Output Timing

(1) n in GPO[n:0] = 20

7.25.1.2 PRU-ICSS PRU Parallel Capture Mode Electrical Data and Timing

Table 7-137. PRU-ICSS PRU Timing Requirements - Parallel Capture Mode

NO.

PARAMETER

DESCRIPTION

MIN

MAX

UNIT

tw(CLOCKIN)

Cyle time, CLOCKIN

tw(CLOCKIN_L)

Pulse duration, CLOCKIN low

tw(CLOCKIN_H)

Pulse duration, CLOCKIN high

tsu(DATAIN-CLOCKIN)

Setup time, DATAIN valid before CLOCKIN

4.5

th(CLOCKIN-DATAIN)

Hold time, DATAIN valid after CLOCKIN

(1) PRUSS_GICLK clock period

Figure 7-93. PRU-ICSS PRU Parallel Capture Timing - Rising Edge Mode

AM5728 Datasheet(PDF) 346 Page - Texas Instruments

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