C8051F964-A-GQ Silicon Labs, C8051F964-A-GQ Datasheet - Page 274
C8051F964-A-GQ
Manufacturer Part Number
C8051F964-A-GQ
Description
8-bit Microcontrollers - MCU 64KB DC-DC LCD AES
Manufacturer
Silicon Labs
Datasheet
1.C8051F960-A-GQ.pdf
(492 pages)
Specifications of C8051F964-A-GQ
Rohs
yes
Core
8051
Processor Series
C8051
Data Bus Width
8 bit
Maximum Clock Frequency
24.5 MHz
Program Memory Size
64 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
Available stocks
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Quantity
Price
Company:
Part Number:
C8051F964-A-GQ
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Quantity:
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C8051F96x
SFR Definition 20.2. DC0CF: DC-DC Converter Configuration
SFR Page = 0x2; SFR Address = 0xB2
274
Name
Reset
Type
Bit
Bit
6:3
1:0
7
2
SWSEL[1:0] DC
VSEL[3:0]
VSEL[2:0]
BYPASS
BYPASS
Name
R
7
0
DC
0: The bypass switch is open.
1: The bypass switch is closed (VDC is connected to VBATDC).
DC
Specifies the target output voltage.
0000: Target output voltage is 1.8 V.
0001: Target output voltage is 1.9 V.
0010: Target output voltage is 2.0 V.
0011: Target output voltage is 2.1 V.
0100: Target output voltage is 2.2 V.
0101: Target output voltage is 2.3 V.
0110: Target output voltage is 2.4 V.
0111: Target output voltage is 2.5 V.
DC
0: The local oscillator inside the dc-dc converter is enabled.
1: The local oscillator inside the dc-dc converter is disabled.
Selects the size of the power switches (M1, M2). Using smaller switches will resut
in higher efficiency at low supply currents.
00: Minimum switch size, optimized for load currents smaller than 5 mA.
01: Reserved.
10: Reserved.
11: Maximum switch size, optimized for load currents greater than 5 mA.
-
-
-
-
DC Converter Bypass Switch Active Indicator.
DC Converter Output Voltage Select.
DC Converter Local Oscillator Disabled.
DC Converter Power Switch Select.
6
0
5
0
VSEL[3:0]
R/W
Rev. 0.5
4
0
Function
3
1
1000: Target output voltage is 2.6 V.
1001: Target output voltage is 2.7 V.
1010: Target output voltage is 2.8 V.
1011: Target output voltage is 2.9 V.
1100: Target output voltage is 3.0 V.
1101: Target output voltage is 3.1 V.
1110: Target output voltage is 3.3 V.
1111: Target output voltage is 3.5 V.
OSCDIS
R/W
2
0
1
1
SWSEL[1:0]
0
1
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