T89C5121-ICUIL Atmel, T89C5121-ICUIL Datasheet - Page 113

• Manufacturer Part Number: T89C5121-ICUIL
• Description: IC 8051 MCU W/SMART CARD 24SSOP
• Manufacturer: Atmel
• Series: 89Cr

Specifications of T89C5121-ICUIL

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SmartCard, UART/USART
• Peripherals: LED, POR, WDT
• Number Of I /o: 14
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: Flash RAM
• Eeprom Size: 16K x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.85 V ~ 5.4 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 24-SSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Data Converters: -
• Other names: Q1468934; T89C5121-ICSIL; T89C5121-ICSIL

4164G–SCR–07/06
Memory Management ......................................................................... 60
Timers/Counters ................................................................................. 73
Serial I/O Port ...................................................................................... 81
UART Timings ..................................................................................... 86
Hardware Watchdog Timer ................................................................ 96
Electrical Characteristics ................................................................... 98
Typical Application ........................................................................... 105
Ordering Information........................................................................ 107
Package Drawings............................................................................ 108
Document Revision History for T8xC5121 ..................................... 111
Program Memory ................................................................................................ 60
In-System Programming ..................................................................................... 63
Protection Mechanisms ...................................................................................... 66
Autobaud ............................................................................................................ 71
Protection Mechanisms ...................................................................................... 71
Introduction ......................................................................................................... 73
Timer 0/Counter Operations ............................................................................... 73
Timer 0.................................................................................................................74
Timer 1.................................................................................................................77
Registers............................................................................................................. 78
Framing Error Detection ..................................................................................... 81
Automatic Address Recognition.......................................................................... 82
UART Output Configuration................................................................................ 84
UART Control Registers ..................................................................................... 85
Mode Selection ................................................................................................... 86
Baud Rate Generator.......................................................................................... 86
Asynchronous Modes (Modes 1, 2 and 3) ...........................................................89
Using the WDT ................................................................................................... 96
WDT during Power-down and Idle...................................................................... 97
Absolute Maximum Ratings ............................................................................... 98
DC Parameters ................................................................................................... 98
SSOP24............................................................................................................ 108
PLCC52 .............................................................................................................109
QFN32 ...............................................................................................................110
Changes from 4164B -06/02 to 4164C - 07/03................................................. 111
Changes from 4164C - 07/03 to 4164D - 12/03................................................ 111
Changes from 4164D - 12/03 to 4164E - 01/04................................................ 111
A/T8xC5121
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