C8051F961-A-GM Silicon Labs, C8051F961-A-GM Datasheet - Page 68
C8051F961-A-GM
Manufacturer Part Number
C8051F961-A-GM
Description
8-bit Microcontrollers - MCU 128KB, DC-DC, LCD AES, QFN40
Manufacturer
Silicon Labs
Datasheet
1.C8051F960-A-GQ.pdf
(492 pages)
Specifications of C8051F961-A-GM
Rohs
yes
Core
8051
Processor Series
C8051
Data Bus Width
8 bit
Maximum Clock Frequency
25 MHz
Program Memory Size
128 KB
Data Ram Size
8448 B
On-chip Adc
Yes
Operating Supply Voltage
2.5 V to 3.3 V
Operating Temperature Range
- 40 C to + 85 C
Package / Case
QFN-40
Mounting Style
SMD/SMT
Number Of Programmable I/os
34
Number Of Timers
4
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Table 4.6. Reset Electrical Characteristics
V
C8051F96x
68
RST Output Low Voltage
RST Input High Voltage
RST Input Low Voltage
RST Input Pullup Current
VBAT Monitor Threshold
(V
VBAT Ramp Time for
Power On*
POR Monitor Threshold
(V
Missing Clock Detector
Timeout
Minimum System Clock w/
Missing Clock Detector
Enabled
Reset Time Delay
Minimum RST Low Time to
Generate a System Reset
Digital/Analog Monitor
Turn-on Time
Digital Monitor Supply
Current
Analog Monitor Supply
Current
*Note: The VBAT monitor electical specifications apply to both the analog and digital VBAT monitors (“SFR
BAT
RST
POR
= 1.8 to 3.8 V, –40 to +85 °C unless otherwise specified.
)*
)
Definition 22.1. VDM0CN: VDD Supply Monitor Control” on page 282).
Parameter
Time from last system clock rising edge
Recovery from Brownout (V
System clock frequency which triggers
Delay between release of any reset
Brownout Condition (V
a missing clock detector timeout
(all power modes except Sleep)
execution at location 0x0000
RST = 0.0 V, V
RST = 0.0 V, V
VBAT Ramp from 0–1.8 V
V
V
V
V
source and code
to reset initiation
BAT
BAT
BAT
BAT
Early Warning
Reset Trigger
I
OL
Conditions
= 2.0 to 3.8 V
= 1.8 to 2.0 V
= 2.0 to 3.8 V
= 1.8 to 2.0 V
= 1.4 mA,
Rev. 0.5
BAT
BAT
BAT
= 1.8 V
= 3.8 V
BAT
Falling)
Rising)
V
V
0.7 x
0.45
BAT
Min
100
0.6
1.8
1.7
15
—
—
—
—
—
—
—
—
—
—
—
—
BAT
–
1.85
1.75
1.75
Typ
650
300
0.7
20
10
14
14
—
—
—
—
—
—
—
4
7
0.3 x
V
1000
Max
0.6
0.6
1.9
1.8
1.0
35
10
—
—
—
—
—
—
—
—
—
BAT
3
Units
kHz
µA
ms
µA
µA
µs
µs
µs
ns
V
V
V
V
V
V
V
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