STV3550B STMicroelectronics, STV3550B Datasheet - Page 140

• Manufacturer Part Number: STV3550B
• Manufacturer: STMicroelectronics

Specifications of STV3550B

• Operating Temperature (min): 0C
• Operating Temperature (max): 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Lead Free Status / Rohs Status: Compliant

Timing specifications
10
10.1
Table 39.
1. These timings do not apply when a PIO pin is an output for the PWM outputs, since these are generated using a different
140/145
t
t
t
t
PCHPOV
PCHWDZ
PIOr
PIOf
Symbol
clock.
PIO timings
Timing specifications
The timings are based on the following conditions unless otherwise stated:
1.
2.
3.
PIO timings
Reference clock in this case means the last transition of any PIO signal.
Figure 86. PIO timings
PIO_refclock high to PIO output valid
PIO tristate after PIO_refclock high
Output Rise Time (C
Output Fall Time (C
Input rise and fall times of 3 ns (between 10% and 90%).
Output load = 30 pF
Output threshold = 1.5 V
PIO Reference Clock
Parameter
LOAD
PIOout
PIOout
LOAD
= 50 pF)
= 50 pF)
t
t
PCHPOV
PCHWDZ
Min
V
20
20
20
20
Max
ns
ns
ns
ns
Units
(1)
1
Note
STV3550