ST9040 Datasheet, PDF (27/56 Pages) STMicroelectronics – 16K ROM HCMOS MCU WITH EEPROM, RAM AND A/D CONVERTER

ST9040
A/D CHANNEL ENABLE TIMING TABLE
N° Symbol Parameter
OSCIN
Divided by 2 (2)
Min.
Max.
OSCIN
Not Divided by 2 (2)
Value (3)
Unit
Min.
Max.
Min. Max.
1
Tw_EXT
CEn Pulse width
(1)
276n x Tpc
138n x Tpc
n x 11.5 -
µs
Notes:
1. n = number of autoscanned channels (1 < n < 8)
2. Variable clock (Tpc = OSCIN clock period)
3. CPUCLK = 12MHz
A/D CHANNEL ENABLE TIMING
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