AT91CAP7E-NA-ZJ Atmel, AT91CAP7E-NA-ZJ Datasheet - Page 161
![MCU CAP7 FPGA 225LFBGA](/photos/12/32/123241/225-lfbga_sml.jpg)
AT91CAP7E-NA-ZJ
Manufacturer Part Number
AT91CAP7E-NA-ZJ
Description
MCU CAP7 FPGA 225LFBGA
Manufacturer
Atmel
Series
CAP™r
Specifications of AT91CAP7E-NA-ZJ
Core Processor
ARM7
Core Size
16/32-Bit
Speed
80MHz
Connectivity
EBI/EMI, FPGA, IrDA, SPI, UART/USART, USB
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
256KB (256K x 8)
Program Memory Type
ROM
Ram Size
160K x 8
Voltage - Supply (vcc/vdd)
1.08 V ~ 1.32 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
225-LFBGA
Processor Series
AT91Mx
Core
ARM7TDMI
Data Bus Width
32 bit
3rd Party Development Tools
JTRACE-ARM-2M, MDK-ARM, RL-ARM, ULINK2
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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21.12.2
Figure 21-32. Clock Rate Transition Occurs while the SMC is Performing a Write Operation
8549A–CAP–10/08
internal signal from PMC
Switching from (to) Slow Clock Mode to (from) Normal Mode
Slow Clock Mode
NBS0, NBS1,
NBS2, NBS3,
A0,A1
This write cycle finishes with the slow clock mode set
A [25:2]
NWE
MCK
NCS
of parameters after the clock rate transition
When switching from slow clock mode to the normal mode, the current slow clock mode transfer
is completed at high clock rate, with the set of slow clock mode parameters.See
page
Figure 21-33
other.
161. The external device may not be fast enough to support such timings.
SLOW CLOCK MODE WRITE
1
NWE_CYCLE = 3
illustrates the recommended procedure to properly switch from one mode to the
1
1
SLOW CLOCK MODE WRITE
1
1
Slow clock mode transition is detected:
1
Reload Configuration Wait State
2
NORMAL MODE WRITE
NWE_CYCLE = 7
3
AT91CAP7E
2
Figure 21-32 on
161
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