C8051T322-GQR Silicon Labs, C8051T322-GQR Datasheet - Page 35

• Manufacturer Part Number: C8051T322-GQR
• Description: 8-bit Microcontrollers - MCU USB-OTP-16K-LQFP32
• Manufacturer: Silicon Labs

Specifications of C8051T322-GQR

• Rohs: yes
• Core: 8051
• Processor Series: C8051
• Data Bus Width: 8 bit

Table 7.3. Port I/O DC Electrical Characteristics
V
Table 7.4. Reset Electrical Characteristics
–40 to +85 °C unless otherwise specified.
Parameters
Output High Voltage I
Output Low Voltage
Input High Voltage
Input Low Voltage
Input Leakage 
Current
Parameter
RST Output Low Voltage
RST Input High Voltage
RST Input Low Voltage
RST Input Pullup Current
V
Missing Clock Detector Time-
out
Reset Time Delay
Minimum RST Low Time to
Generate a System Reset
V
V
DD
DD
DD
DD
= 1.8 to 3.6 V, V
POR Threshold (V
Monitor Turn-on Time
Monitor Supply Current
IO
< V
Conditions
I
I
I
I
I
Weak Pullup Off
Weak Pullup On, V
OH
OH
OH
OL
OL
OL
RST
DD
, –40 to +85 °C unless otherwise specified.
= 10 µA
= 8.5 mA
= 25 mA
= –10 µA, Port I/O push-pull
= –3 mA, Port I/O push-pull
= –10 mA, Port I/O push-pull
)
Conditions
I
V
RST = 0.0 V
Time from last system clock
rising edge to reset initiation
Delay between release of any
reset source and code 
execution at location 0x0000
V
OL
DD
DD
= 8.5 mA, 
= V
= 1.8 V to 3.6 V
C8051T620/621/320/321/322/323
RST
IN
= 0 V
– 0.1 v
Rev. 1.1
V
V
0.7 x V
IO
IO
Min
–1
—
—
—
—
—
—
0.75 x V
– 0.1
– 0.2
Min
500
IO
1.7
15
—
—
—
—
—
—
IO
V
IO
Typ
0.6
25
—
—
—
—
—
—
—
– 0.4
1.75
Typ
625
25
50
20
—
—
—
—
—
Max
Max
0.1
0.4
0.6
750
+1
50
0.6
0.6
1.8
—
—
—
—
—
50
60
30
—
—
—
Units
Units
µA
µA
µA
µA
µs
µs
µs
µs
V
V
V
V
V
V
V
V
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