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Part Series Datasheet Flash (Kbytes)
(Kbytes)
Pin Count Max. Operating Freq. (MHz)
(MHz)
CPU SRAM (Kbytes) EEPROM (Bytes) Max I\/O Pins picoPower Operating Voltage (Vcc) Temp. Range (deg C) # of Touch Channels Timers Watchdog 32kHz RTC Analog Comparators Temp. Sensor ADC Resolution (bits) ADC Channels DAC Channels UART SPI TWI (I2C) USB Interface PWM Channels Ethernet CAN
   
0
0.5
1
2
4
8
12
16
20
32
40
64
128
192
256
384
512
1024
2048
6
8
14
16
20
24
28
32
44
48
64
100
144
176
217
256
289
324
361
1
4
8
12
16
20
24
25
32
33
36
40
48
50
55
60
64
66
75
84
96
100
120
180
190
210
240
266
300
400
528
536
Cortex-M0+
Cortex-M3
Cortex-M4
Cortex-M7
Cortex-A5
8-bit AVR
32-bit AVR
ARM926
ARM920
ARM7TDMI
8051-1C
8051-12C
0.03
0.06
0.12
0.125
0.25
0.5
0.75
1
1.25
1.375
2
2.1
2.25
2.5
3.3
4
4.25
6
8
16
20
24
32
36
48
50
64
68
80
96
128
160
176
256
384
0
64
128
256
512
1024
2048
4096
8192
4
6
11
12
14
15
16
17
18
19
20
21
22
23
25
26
27
28
30
32
34
35
36
37
38
42
43
44
45
47
48
49
50
51
52
53
54
57
58
62
63
69
75
78
79
80
81
82
86
88
96
103
105
109
110
114
117
118
122
123
152
160
No
Yes
0.7 to 5.5
0.9 to 1.1
1.08 to 1.32
1.6 to 3.6
1.62 to 1.98
1.62 to 3.6
1.62 to 3.63
1.69 to 2.0
1.65 to 1.95
1.68 to 3.6
1.7 to 5.5
1.8 to 3.6
1.8 to 5.5
1.8 to 9.0
2.4 to 3.6
2.4 to 5.0
2.4 to 5.5
2.7 to 3.6
2.7 to 3.63
2.7 to 5.5
2.7 to 4.0
2.7 to 6.0
3.0 to 3.6
3.0 to 3.6 or 4.5 to 5.5
3.0 to 5.5
3.0-3.6 or (1.65-1.95+3.0-3.6)
4.0 to 25
4.0 to 5.5
4.0 to 6.0
-20 to 85
-30 to 85
-40 to 105
-40 to 125
-40 to 150
-40 to 85
0
1
3
4
5
6
8
11
12
13
14
16
17
21
23
25
28
31
32
56
60
72
96
110
120
182
192
256
1
2
3
4
5
6
7
8
9
10
14
No
Yes
0
1
2
3
4
8
No
Yes
10
12
16
8
3
4
5
6
7
8
10
11
12
14
15
16
20
24
28
0
1
2
4
0
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
10
12
0
1
2
3
4
5
6
Device
Device + OTG
Host, Device
No
0
2
3
4
6
7
8
9
10
12
13
14
15
16
18
19
20
22
24
35
36
0
1
2
0
1
2
AT91SAM7S32 32 48 55 ARM7TDMI 8 0 21 No 3.0 to 3.6 -40 to 85 -- 3 -- Yes -- No 10 8 0 1 1 1 No 4 -- --
AT91SAM7S128 128 64 55 ARM7TDMI 32 0 32 No 3.0 to 3.6 -40 to 85 -- 3 -- Yes -- No 10 8 -- 3 1 1 Device 4 -- --
AT91SAM7S321 32 64 55 ARM7TDMI 8 0 32 No 3.0 to 3.6 -40 to 85 -- 3 -- Yes -- No 10 8 0 3 1 1 Device 4 -- --
AT91SAM7S16 16 48 55 ARM7TDMI 4 0 21 No 3.0 to 3.6 -40 to 85 -- 3 -- Yes -- No 10 8 -- 1 1 1 No 4 -- --
AT91SAM7SE256 256 144 48 ARM7TDMI 32 0 88 No 3.0 to 3.6 -40 to 85 -- 3 -- Yes -- No 10 8 0 3 1 1 Device 4 -- --
AT91SAM7SE512 512 144 48 ARM7TDMI 32 0 88 No 3.0 to 3.6 -40 to 85 -- 3 -- Yes -- No 10 8 -- 3 1 1 Device 4 -- --
AT91SAM7S161 16 64 55 ARM7TDMI 4 0 32 No 3.0 to 3.6 -40 to 85 -- 3 -- Yes -- No 10 8 0 3 1 1 Device 4 -- --
AT91SAM7SE32 32 144 48 ARM7TDMI 8 0 88 No 3.0 to 3.6 -40 to 85 -- 3 -- Yes -- No 10 8 -- 3 1 1 Device 4 -- --
AT91SAM7S512 512 64 55 ARM7TDMI 64 0 32 No 3.0 to 3.6 -40 to 85 -- 3 -- Yes -- No 10 8 -- 3 1 1 Device 4 -- --
AT91SAM7S256 256 64 55 ARM7TDMI 64 0 32 No 3.0 to 3.6 -40 to 85 -- 3 -- Yes -- No 10 8 -- 3 1 1 Device 4 -- --
AT91SAM7S64 64 64 55 ARM7TDMI 16 0 32 No 3.0 to 3.6 -40 to 85 -- 3 -- Yes -- No 10 8 -- 3 1 1 Device 4 -- --