AT91SAM7S32B-MU Atmel, AT91SAM7S32B-MU Datasheet - Page 570
![IC MCU ARM7 32KB FLASH 48-VQFN](/photos/7/34/73471/48-vqfn-6_543-5130_01-4_sml.jpg)
AT91SAM7S32B-MU
Manufacturer Part Number
AT91SAM7S32B-MU
Description
IC MCU ARM7 32KB FLASH 48-VQFN
Manufacturer
Atmel
Series
AT91SAMr
Datasheet
1.AT91SAM7S16-MU.pdf
(779 pages)
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
-
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37.9
Table 37-18. Channel Conversion Time and ADC Clock
Notes:
Table 37-19. External Voltage Reference Input
Table 37-20. Analog Inputs
Table 37-21. Transfer Characteristics
570
Parameter
ADC Clock Frequency
ADC Clock Frequency
Startup Time
Track and Hold Acquisition Time
Conversion Time
Conversion Time
Throughput Rate
Throughput Rate
Parameter
ADVREF Input Voltage Range
ADVREF Input Voltage Range
ADVREF Average Current
Current Consumption on VDDIN
Parameter
Input Voltage Range
Input Leakage Current
Input Capacitance
Parameter
Resolution
Integral Non-linearity
Differential Non-linearity
ADC Characteristics
1. Corresponds to 13 clock cycles at 5 MHz: 3 clock cycles for track and hold acquisition time and 10 clock cycles for
2. Corresponds to 15 clock cycles at 8 MHz: 5 clock cycles for track and hold acquisition time and 10 clock cycles for
AT91SAM7S Series Preliminary
conversion.
conversion.
The user can drive ADC input with impedance up to:
with SHTIM (Sample and Hold Time register) expressed in ns and Z
• Z
• Z
OUT
OUT
≤ (SHTIM -470) x 10 in 8-bit resolution mode
≤ (SHTIM -589) x 7.69 in 10-bit resolution mode
Conditions
8-bit resolution mode
On 13 samples with ADC Clock = 5 MHz
Conditions
10-bit resolution mode
8-bit resolution mode
Return from Idle Mode
ADC Clock = 5 MHz
ADC Clock = 8 MHz
ADC Clock = 5 MHz
ADC Clock = 8 MHz
Conditions
No missing code
Min
Min
600
Min
Min
2.6
2.5
0
OUT
Typ
Typ
Typ
0.55
Typ
200
12
10
1
expressed in ohms.
6175K–ATARM–30-Aug-10
V
384
533
ADVREF
Max
1.25
V
V
Max
Max
Max
20
250
14
±2
±1
DDIN
DDIN
5
8
2
1
(1)
(2)
Units
kSPS
kSPS
Units
Units
Units
MHz
MHz
LSB
LSB
mA
µs
µs
ns
µs
µA
pF
µA
Bit
V
V
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