AT91SAM7S32B-MU Atmel, AT91SAM7S32B-MU Datasheet - Page 563

• Manufacturer Part Number: AT91SAM7S32B-MU
• Description: IC MCU ARM7 32KB FLASH 48-VQFN
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7S32B-MU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 55MHz
• Connectivity: I²C, SPI, SSC, UART/USART
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 21
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-VQFN Exposed Pad, 48-HVQFN, 48-SQFN, 48-DHVQFN
• For Use With: AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9AT91SAM7S-EK - KIT EVAL FOR ARM AT91SAM7S
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

37.4
37.4.1
Table 37-9.
6175K–ATARM–30-Aug-10
Symbol
1/(t
t
I
ST
OSC
CPRC
Crystal Oscillators Characteristics
)
RC Oscillator Characteristics
RC Oscillator Characteristics
Parameter
RC Oscillator Frequency
Duty Cycle
Startup Time
Current Consumption
Conditions
V
V
After Startup Time
DDPLL
DDPLL
= 1.65V
= 1.65V
AT91SAM7S Series Preliminary
Min
22
45
Typ
32
50
Max
1.9
42
55
75
Unit
kHz
µA
µs
%
563