AT89C5122D-PSTUM Atmel, AT89C5122D-PSTUM Datasheet - Page 89
AT89C5122D-PSTUM
Manufacturer Part Number
AT89C5122D-PSTUM
Description
IC 8051 MCU FLASH 32K 64QFN
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT89C5122D-PSTUM.pdf
(208 pages)
Specifications of AT89C5122D-PSTUM
Core Processor
8051
Core Size
8-Bit
Speed
48MHz
Connectivity
SmartCard, SPI, UART/USART, USB
Peripherals
LED, POR, WDT
Number Of I /o
46
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
768 x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-QFN
For Use With
AT89STK-10 - KIT EVAL APPL MASS STORAGEAT89STK-03 - KIT STARTER FOR MCU AT8XC5122/23
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
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AT83R5122, AT8xC5122/23
Figure 46. Card Vcc = 3V Initialization Procedure
SCICR.7=Reset=1
SCICR.7=Reset=0
VCARD[1:0] = 10
Mode Regulation
DCCKPS[7]=1
BOOST[1:0]=01
SCCON CardVcc=1
Set Timeout to 3 ms
VCARDOK=1
DC/DC Initialization
successful
Timeout
Expired
DC/DC Initialization
Failure
89
4202F–SCR–07/2008
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