AT91SAM7SE256-CU Atmel, AT91SAM7SE256-CU Datasheet - Page 627
AT91SAM7SE256-CU
Manufacturer Part Number
AT91SAM7SE256-CU
Description
IC ARM7 MCU FLASH 256K 144-LFBGA
Manufacturer
Atmel
Series
AT91SAMr
Datasheet
1.AT91SAM7SE256-AU.pdf
(673 pages)
Specifications of AT91SAM7SE256-CU
Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
EBI/EMI, I²C, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
88
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
32K 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
144-LFBGA
Processor Series
AT91SAMx
Core
ARM7TDMI
Data Bus Width
32 bit
Data Ram Size
32 KB
Interface Type
EBI, SPI, TWI, USART
Maximum Clock Frequency
48 MHz
Number Of Programmable I/os
32
Number Of Timers
3
Operating Supply Voltage
1.8 V to 3.3 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
JTRACE-ARM-2M, KSK-AT91SAM7S-PL, MDK-ARM, RL-ARM, ULINK2
Development Tools By Supplier
AT91SAM-ICE, AT91-ISP, AT91SAM7SE-EK
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit
For Use With
AT91SAM7SE-EK - EVAL BOARD FOR AT91SAM7SEAT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Other names
AT91SAM7SE256-CJ
AT91SAM7SE256-CJ
AT91SAM7SE256-CJ
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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40.7
Table 40-16. Channel Conversion Time and ADC Clock
Notes:
Table 40-17. External Voltage Reference Input
Table 40-18. Analog Inputs
Table 40-19. Transfer Characteristics
6222F–ATARM–14-Jan-11
Parameter
ADC Clock Frequency
Startup Time
Track and Hold Acquisition Time
Conversion Time
Throughput Rate
Parameter
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
Offset Error
Gain Error
Absolute Accuracy
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
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
SAM7SE512/256/32 Preliminary
Min
Min
600
Min
Min
2.6
2.5
0
OUT
Typ
Typ
Typ
0.55
Typ
200
12
10
expressed in ohms.
V
384
533
ADVREF
Max
1.25
V
Max
Max
Max
250
20
14
±2
±1
±2
±2
±4
DDIN
5
8
2
1
1
(1)
(2)
Units
kSPS
Units
Units
Units
MHz
LSB
LSB
LSB
LSB
LSB
mA
µs
ns
µs
µA
µA
pF
Bit
V
627
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