C8051F321 Silicon Laboratories Inc, C8051F321 Datasheet - Page 30

• Manufacturer Part Number: C8051F321
• Description: IC 8051 MCU 16K FLASH 28MLP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F32xr

Specifications of C8051F321

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 21
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 13x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

C8051F320/1
3.
30
-40°C to +85°C, 25 MHz System Clock unless otherwise specified.
Digital Supply Voltage (Note 1)
Digital Supply Current with CPU
active
Digital Supply Current with CPU
active and USB active (Full or Low
Speed)
Digital Supply Current with CPU
inactive (not accessing FLASH)
Digital Supply Current (suspend
mode or shutdown mode)
Digital Supply RAM Data Reten-
tion Voltage
SYSCLK (System Clock) (Note 2)
T
T
Specified Operating Temperature
Range
Note 1: USB Requires 3.0 V Minimum Supply Voltage.
Note 2: SYSCLK must be at least 32 kHz to enable debugging.
SYSH
SYSL
(SYSCLK Low Time)
(SYSCLK High Time)
GLOBAL DC ELECTRICAL CHARACTERISTICS
PARAMETER
Table 3.1. Global DC Electrical Characteristics
VDD=3.3V, Clock=24MHz
VDD=3.3V, Clock=1MHz
VDD=3.3V, Clock=32kHz
VDD=3.3V, Clock=24MHz
VDD=3.3V, Clock=6MHz
VDD=3.3V, Clock=24MHz
VDD=3.3V, Clock=1MHz
VDD=3.3V, Clock=32kHz
Oscillator not running
CONDITIONS
Rev. 1.1
MIN
-40
2.7
18
18
0
< 0.1
TYP
TBD
TBD
3.3
0.6
0.3
1.5
10
30
14
5
MAX
+85
3.6
25
UNITS
MHz
mA
mA
mA
mA
mA
mA
µA
µA
µA
°C
ns
ns
V
V