AT91SAM7SE256B-AUR Atmel, AT91SAM7SE256B-AUR Datasheet - Page 642

• Manufacturer Part Number: AT91SAM7SE256B-AUR
• Description: IC ARM7 MCU FLASH 256K 128-LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7SE256B-AUR

• 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: *
• Processor Series: SAM7SE256
• Core: ARM7TDMI
• Data Bus Width: 32 bit
• Data Ram Size: 32 KB
• Interface Type: SPI, USB
• Maximum Clock Frequency: 48 MHz
• Number Of Programmable I/os: 88
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Operating Temperature Range: - 40 C to + 85 C
• Processor To Be Evaluated: AT91SAM7SE256B
• Supply Current (max): 60 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

40.8.7
40.8.7.1
Table 40-35. ICE Interface Timing Specification
Note:
642
Symbol
ICE
ICE
ICE
ICE
ICE
ICE
ICE
0
1
2
3
4
5
6
1. V
SAM7SE512/256/32 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 40-11. 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
6222F–ATARM–14-Jan-11
Units
ns
ns
ns
ns
ns
ns
ns