80C52 Datasheet, PDF (17/23 Pages) Intel Corporation – CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER

8XC52 54 58
SERIAL PORT TIMING - SHIFT REGISTER MODE
Test Conditions Over Operating Conditions Load Capacitance ^e 80 pF
Oscillator
Symbol Parameter
12 MHz
24 MHz
33 MHz
Variable
Units
Min Max Min Max Min Max
Min
Max
TXLXL Serial Port
1
0 50
0 36
12 TCLCL
ms
Clock
Cycle Time
TQVXH Output Data
700
284
167
10 TCLCL b 133
ns
Setup to Clock
Rising Edge
TXHQX Output Data
Hold after Clock
Rising Edge
8XC5X
50
2 TCLCL b 117
ns
8XC5X-24 33
34
10
2 TCLCL b 50
ns
TXHDX Input Data Hold 0
0
0
0
ns
After Clock
Rising Edge
TXHDV Clock Rising
Edge to Input
Data Valid
700
283
167
10 TCLCL b 133 ns
SHIFT REGISTER MODE TIMING WAVEFORMS
272336 – 15
17