C8051F966-A-GQ Silicon Labs, C8051F966-A-GQ Datasheet - Page 77

• 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 4.20. DC0 (Buck Converter) Electrical Characteristics
V
Input Voltage Range
Input Supply to Output 
Voltage Differential 
(for regulation)
Output Voltage Range
Output Power
Inductor Value
Inductor Current Rating
Output Capacitor Value
Input Capacitor
Output Load Current 
(based on output power
specification)
Load Regulation
Maximum DC Load Current
During Startup
Switching Clock Frequency
Notes:
BAT
1. Recommended: Inductor similar to NLV32T-R56J-PF (0.56 µH)
2. Recommended: X7R or X5R ceramic capacitors with low ESR. Example: Murata GRM21BR71C225K with
3. V
4. V
= 1.8 to 3.8 V; T
ESR < 10 m  ( @ frequency > 1 MHz)
BAT
BAT
Parameter

= 3.8 V. Auto-Bypass disabled (DC0MD.2 = 0).
V
1
2
DC
A
+ 0.5. Auto-Bypass enabled (DC0MD.2 = 1).
= –40 to +85 °C unless otherwise specified; Using factory-calibrated settings.
2
For load currents less than 50 mA
Programmable from 1.8 to 3.5 V
For load currents greater than
Target output = 1.8 to 3.0 V
Load current up to 85 mA;
Supply range = 2.4–3.8 V
Target output = 3.1 V
Target output = 3.3 V
Target output = 3.5 V
V
V
Output = 1.9 V;
DC
BAT
Condition
= 1.8 to 3.0 V.

50 mA
V
DC
Rev. 0.5
+ 0.5.
3
3
4
3
0.45
0.47
Min
450
550
1.8
1.8
1.9
—
—
—
—
—
—
—
—
—
1
0.56
0.03
Typ
1.9
2.2
4.7
2.9
—
—
—
—
—
—
—
—
—
—
—
C8051F96x
Max
0.68
250
85
70
50
10
3.8
3.5
3.8
10
—
—
—
—
—
5
3
3
3
4
mv/mA
Units
MHz
mW
mA
mA
mA
µH
µF
µF
V
V
V
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