C8051T322-GQR Silicon Labs, C8051T322-GQR Datasheet - Page 37

• 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 7.7. Internal High-Frequency Oscillator Electrical Characteristics
V
Table 7.8. Internal Low-Frequency Oscillator Electrical Characteristics
V
Table 7.9. External Oscillator Electrical Characteristics
V
Parameter
Oscillator Frequency
Oscillator Supply Current 
(from V
Power Supply Sensitivity
Temperature Sensitivity
Note: Represents mean ±1 standard deviation.
Parameter
Oscillator Frequency
Oscillator Supply Current 
(from V
Power Supply Sensitivity
Temperature Sensitivity
Note: Represents mean ±1 standard deviation.
Parameter
External Crystal Frequency
External CMOS Oscillator Fre-
quency
DD
DD
DD
= 2.7 to 3.6 V; T
= 2.7 to 3.6 V; T
= 2.7 to 3.6 V; T
DD
DD
)
)
A
A
A
= –40 to +85 °C unless otherwise specified; Using factory-calibrated settings.
= –40 to +85 °C unless otherwise specified; Using factory-calibrated settings.
= –40 to +85 °C unless otherwise specified.
Conditions
IFCN = 11b
25 °C, V
OSCICN.7 = 1,
OSCICN.5 = 0
Constant Temperature
Constant Supply
Conditions
OSCLD = 11b
25 °C, V
OSCLCN.7 = 1
Constant Supply
Conditions
Constant Temperature
C8051T620/621/320/321/322/323
DD
DD
= 3.0 V,
= 3.0 V,
Rev. 1.1
47.28
Min
—
—
—
Min
Min
.02
72
—
—
—
0
±0.02
±0.09
Typ
900
±20
Typ
Typ
48
±30
80
—
—
3
48.72
1000
Max
Max
Max
—
—
88
30
48
—
—
6
ppm/°C
ppm/°C
Units
Units
Units
MHz
MHz
%/V
MHz
%/V
kHz
µA
µA
37