C8051F346-GM Silicon Laboratories Inc, C8051F346-GM Datasheet - Page 26

• Manufacturer Part Number: C8051F346-GM
• Description: IC 8051 MCU 64K FLASH MEM 32-QFN
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F34xr

Specifications of C8051F346-GM

• Program Memory Type: FLASH
• Program Memory Size: 64KB (64K x 8)
• Package / Case: 32-QFN
• 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: 25
• Ram Size: 4.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 21x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: C8051F3x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 4352 B
• Interface Type: I2C, SPI, UART
• Number Of Programmable I/os: 25
• Number Of Timers: 4
• Operating Supply Voltage: 2.7 V to 5.25 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: KSK-SL-F34X, KSK-SL-TOOLSTICK, PK51, CA51, A51, ULINK2
• Development Tools By Supplier: C8051F340DK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 336-1748 - ADAPTER TOOLSTICK FOR C8051F34X770-1006 - ISP 4PORT FOR SILABS C8051F MCU
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1347-5

C8051F340/1/2/3/4/5/6/7/8/9/A/B/C/D
Other electrical characteristics tables are found in the data sheet section corresponding to the associated
peripherals. For more information on electrical characteristics for a specific peripheral, refer to the page
indicated in Table 3.2.
26
–40 to +85 °C, 25 MHz System Clock unless otherwise specified.
I
Digital Supply Current (Stop
Mode, shutdown)
Digital Supply Current for USB
Module (USB Active Mode)
Digital Supply Current for USB
Module (USB Suspend Mode)
Notes:
DD
1. USB Requires 3.0 V Minimum Supply Voltage.
2. SYSCLK must be at least 32 kHz to enable debugging.
3. Based on device characterization of data; Not production tested.
4. Active and Inactive I
5. I
6. Idle I
Frequency Sensitivity
Supply Sensitivity. For example, if the V
and SYSCLK = 24 MHz. From this, I
= 24 MHz.
sensitivity number for that range. When using these numbers to estimate I
be the current at 24 MHz (or 48 MHz) minus the difference in current indicated by the frequency sensitivity
number. For example: V
18.74 mA.
sensitivity number for that range. When using these numbers to estimate Idle I
should be the current at 24 MHz (or 48 MHz) minus the difference in current indicated by the frequency
sensitivity number. For example: V
0.32 mA/MHz = 2.17 mA.
DD
can be estimated for frequencies < 30 MHz by multiplying the frequency of interest by the frequency
Parameter
DD
can be estimated for frequencies < 1 MHz by multiplying the frequency of interest by the frequency
Table 3.1. Global DC Electrical Characteristics (Continued)
DD
3,6
at voltages and frequencies other than those specified can be calculated using the I
DD
= 3.3 V; SYSCLK = 35 MHz, I
V
T = 25 ºC
V
T = 25 ºC
V
T = 25 ºC
V
T = 25 ºC
Oscillator not running, 
V
V
V
Oscillator not running
V
DD
DD
DD
DD
DD
DD
DD
DD
= 3.3 V, SYSCLK < 1 MHz, 
= 3.3 V, SYSCLK > 1 MHz, 
= 3.6 V, SYSCLK < 1 MHz, 
= 3.6 V, SYSCLK > 1 MHz, 
monitor disabled
= 3.3 V, USB Clock = 48 MHz
= 3.6 V, USB Clock = 48 MHz
monitor disabled
DD
DD
= 3.3 V; SYSCLK = 5 MHz, Idle I
= 13.9 mA + 0.46 x (3.0 V – 3.3 V) = 13.76 mA at 3.0 V and SYSCLK
DD
Conditions
is 3.0 V instead of 3.3 V at 24 MHz: I
Rev. 1.3
DD
= 13.9 mA – (24 MHz – 35 MHz) x 0.44 mA/MHz =
DD
Min
DD
= 8.25 mA – (24 MHz – 5 MHz) x
for > 30 MHz, the estimate should
DD
DD
< 0.1
< 0.1
0.44
0.32
0.49
0.36
8.69
9.59
Typ
for > 1 MHz, the estimate
= 13.9 mA typical at 3.3 V
Max
mA/MHz
mA/MHz
mA/MHz
mA/MHz
Units
mA
mA
µA
µA
DD