AT91SAM7X256B-CU Atmel, AT91SAM7X256B-CU Datasheet - Page 634
AT91SAM7X256B-CU
Manufacturer Part Number
AT91SAM7X256B-CU
Description
IC MCU 256KB FLASH 100TFBGA
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM7X256B-CU
Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
CAN, Ethernet, I²C, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
62
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
64K 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
100-TFBGA
Processor Series
91S
Core
ARM7TDMI
Data Bus Width
32 bit
Data Ram Size
64 KB
Interface Type
CAN, Ethernet, SPI, I2S, TWI, USART, USB
Maximum Clock Frequency
55 MHz
Number Of Programmable I/os
62
Number Of Timers
3
Operating Supply Voltage
3.3 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Operating Temperature Range
- 40 C to + 85 C
Package
100TFBGA
Device Core
ARM7TDMI
Family Name
91S
Maximum Speed
55 MHz
On-chip Adc
8-chx10-bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
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38.8.6
38.8.6.1
Table 38-27. ICE Interface Timing Specification
Note:
634
Symbol
ICE
ICE
ICE
ICE
ICE
ICE
ICE
0
1
2
3
4
5
6
1. V
AT91SAM7X512/256/128 Preliminary
JTAG/ICE Timings
VDDIO
ICE Interface Signals
Parameter
TCK Low Half-period
TCK High Half-period
TCK Period
TDI, TMS, Setup before TCK High
TDI, TMS, Hold after TCK High
TDO Hold Time
TCK Low to TDO Valid
from 3.0V to 3.6V, maximum external capacitor = 40pF
Figure 38-10. ICE Interface Signals
TMS/TDI
TCK
TDO
ICE
5
ICE
ICE
6
Conditions
0
(1)
(1)
(1)
(1)
(1)
(1)
(1)
ICE
ICE
2
3
ICE
Min
102
51
51
13
0
3
4
ICE
1
Max
20
6120H–ATARM–17-Feb-09
Units
ns
ns
ns
ns
ns
ns
ns
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