UPSD3233 Ver la hoja de datos (PDF) - STMicroelectronics

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UPSD3233

Flash Programmable System Devices with 8032 Microcontroller Core and 64 Kbit SRAM

STMicroelectronics 

Figure 86. ISC Timing

TCK

uPSD3234A, uPSD3234BV, uPSD3233B, uPSD3233BV

tISCCH

t ISCCL

t ISCPSU tISCPH

TDI/TMS

t ISCPZV

t ISCPCO

ISC OUTPUTS/TDO

tISCPVZ

ISC OUTPUTS/TDO

AI02865

Table 144. ISC Timing (5V Devices)

Symbol

Parameter

tISCCF Clock (TCK, PC1) Frequency (except for PLD)

tISCCH Clock (TCK, PC1) High Time (except for PLD)

tISCCL Clock (TCK, PC1) Low Time (except for PLD)

tISCCFP Clock (TCK, PC1) Frequency (PLD only)

tISCCHP Clock (TCK, PC1) High Time (PLD only)

tISCCLP Clock (TCK, PC1) Low Time (PLD only)

tISCPSU ISC Port Set Up Time

tISCPH ISC Port Hold Up Time

tISCPCO ISC Port Clock to Output

tISCPZV ISC Port High-Impedance to Valid Output

tISCPVZ ISC Port Valid Output to High-Impedance

Note: 1. For non-PLD Programming, Erase or in ISC By-pass Mode.

2. For Program or Erase PLD only.

Conditions

Min

(Note 1)

(Note 1)

23

(Note 1)

23

(Note 2)

(Note 2)

240

(Note 2)

240

7

5

Max

Unit

20

MHz

ns

ns

2

MHz

ns

ns

ns

ns

21

ns

21

ns

21

ns

161/170

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