C8051F537-IM Silicon Laboratories Inc, C8051F537-IM Datasheet - Page 33

• Manufacturer Part Number: C8051F537-IM
• Description: IC 8051 MCU 2K FLASH 20QFN
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F53xr

Specifications of C8051F537-IM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 16
• Program Memory Size: 2KB (2K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.25 V
• Data Converters: A/D 16x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 20-QFN
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: SPI, UART
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 5.25 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12 bit, 16 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details
• Other names: 336-1400

Table 2.9. Port I/O DC Electrical Characteristics
V
Output High
Voltage
Output Low
Voltage
Input High
Voltage
Input Low 
Voltage
Input
Leakage 
Current
Parameters
REGIN
Table 2.8. Flash Electrical Characteristics
V
Flash Size
Endurance
Erase Cycle
Time
Write Cycle Time
V
DD
DD
Parameter
= 1.8 to 2.75 V; –40 to +125 ºC unless otherwise specified
= 2.7 to 5.25 V, –40 to +125 °C unless otherwise specified
I
I
I
V
V
V
Weak Pullup Off
C8051F52xA/53xA:
Weak Pullup On, V
C8051F52x/52xA/53x/53xA:
Weak Pullup On, V
Weak Pullup On, V
OH
OH
OH
REGIN
REGIN
REGIN
I
I
I
I
I
I
OL
OL
OL
OL
OL
OL
= –3 mA, Port I/O push-pull
= –10 µA, Port I/O push-pull
= –10 mA, Port I/O push-pull
’F520/0A/1/1A and ’F530/0A/1/1A
’F523/3A/4/4A and ’F533/3A/4/4A
’F526/6A/7/7A and ’F536/6A/7/7A
V
Write/Erase Operations
= 70 µA
= 8.5 mA
= 70 µA
= 8.5 mA
= 70 µA
= 8.5 mA
DD
= 1.8 V:
= 2.7 V:
= 5.25 V:
is 2.25 V or greater
Conditions
IN
IN
IN
= 0 V; V
= 0 V; V
= 0 V; V
Conditions
C8051F52x/F52xA/F53x/F53xA
REGIN
REGIN
REGIN
= 1.8 V
= 2.7 V
= 5.25 V
Rev. 1.3
V
V
V
REGIN
REGIN
REGIN
Min
—
—
—
—
—
—
—
—
—
—
—
—
– 0.02
7680
4096
2048
2.25
– 0.4
x 0.7
20 k
Min
27
57
V
150 k
REGIN
Typ
32
65
—
—
Typ
20
65
—
—
—
—
—
—
—
—
—
—
—
5
– 0.7
Max
38
74
—
—
—
V
REGIN
Max
750
550
400
115
Erase/Write
0.3
50
45
40
±2
15
50
—
—
—
—
Units
bytes
ms
µs
x
V
Units
mV
µA
V
V
V
33