SAM7S128 Atmel Corporation, SAM7S128 Datasheet - Page 8
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SAM7S128
Manufacturer Part Number
SAM7S128
Description
Manufacturer
Atmel Corporation
Specifications of SAM7S128
Flash (kbytes)
128 Kbytes
Pin Count
64
Max. Operating Frequency
55 MHz
Cpu
ARM7TDMI
Hardware Qtouch Acquisition
No
Max I/o Pins
32
Ext Interrupts
32
Usb Transceiver
1
Usb Speed
Full Speed
Usb Interface
Device
Spi
1
Twi (i2c)
1
Uart
3
Ssc
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
384
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
32
Self Program Memory
NO
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8/3.3
Operating Voltage (vcc)
3.0 to 3.6
Fpu
No
Mpu / Mmu
no / no
Timers
3
Output Compare Channels
3
Input Capture Channels
3
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
No
Table 3-1.
Note:
8
Signal Name
TWD
TWCK
AD0-AD3
AD4-AD7
ADTRG
ADVREF
PGMEN0-PGMEN2
PGMM0-PGMM3
PGMD0-PGMD15
PGMRDY
PGMNVALID
PGMNOE
PGMCK
PGMNCMD
1. Refer to
SAM7S Series Summary
Signal Description List (Continued)
Section 6. “I/O Lines Considerations” on page
ADC Trigger
Programming Enabling
Programming Mode
Programming Data
Programming Ready
Programming Clock
Programming Command
Function
Two-wire Serial Data
Two-wire Serial Clock
Analog Inputs
Analog Inputs
ADC Reference
Data Direction
Programming Read
Fast Flash Programming Interface
Analog-to-Digital Converter
Two-Wire Interface
14.
Analog
Analog
Analog
Output
Output
Type
Input
Input
Input
Input
Input
Input
I/O
I/O
I/O
Active
Level
High
Low
Low
Low
Digital pulled-up inputs at reset
Comments
Analog Inputs
PGMD0-PGMD7 only on SAM7S32/16
6175JS–ATARM–28-Jul-11