C8051F966-A-GQ Silicon Labs, C8051F966-A-GQ Datasheet - Page 68

• Manufacturer Part Number: C8051F966-A-GQ
• Description: 8-bit Microcontrollers - MCU 32KB DC-DC LCD AES
• Manufacturer: Silicon Labs

Specifications of C8051F966-A-GQ

• Rohs: yes
• Core: 8051
• Processor Series: C8051
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 24.5 MHz
• Program Memory Size: 32 KB
• Data Ram Size: 8 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 1.8 V to 3.8 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: QFP-80
• Mounting Style: SMD/SMT

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