AT40K05
AT40K05LV
AT40K10
AT40K10LV
AT40K20
AT40K20LV
AT40K40
AT40K40LV
Left Side (Top to Bottom)
84
PLCC
100
PQFP
100
TQFP
144
LQFP
160
PQFP
208
PQFP
240
PQFP
304
352
128 I/O
192 I/O
256 I/O
384 I/O
PQFP(2)
SBGA(2)
I/O11
(A20)
I/O15
(A20)
I/O19
(A20)
I/O27
(A20)
17
18
9
6
7
11
12
13
14
17
18
17
18
284
283
H25
K23
I/O12
(A21)
I/O16
(A21)
I/O20
(A21)
I/O28
(A21)
10
VCC
I/O17
I/O18
VCC
I/O21
I/O22
VCC
I/O29
I/O30
GND
I/O31
I/O32
I/O33
I/O34
I/O35
I/O36
GND
VCC
19
20
21
282
280
279
VCC(1)
K24
J25
J26
L23
I/O23
I/O24
GND
278
277
L24
K25
22
GND(1)
VCC(1)
I/O37
I/O38
I/O39
I/O40
I/O41
I/O42
GND
I/O43
I/O44
I/O45
I/O46
I/O25
I/O26
I/O27
I/O28
276
275
274
273
L25
L26
I/O19
I/O20
19
20
23
24
M23
M24
I/O13
I/O14
I/O21
I/O22
I/O29
I/O30
13
14
15
16
21
22
25
26
272
271
M25
M26
11
8
I/O15
(A22)
I/O23
(A22)
I/O31
(A22)
I/O47
(A22)
19
20
12
13
9
15
16
17
18
23
24
27
28
270
269
N24
N25
I/O16
(A23)
I/O24
(A23)
I/O32
(A23)
I/O48
(A23)
10
GND
VCC
GND
VCC
GND
VCC
GND
VCC
21
22
23
24
14
15
16
17
11
12
13
14
17
18
19
20
19
20
21
22
25
26
27
28
29
30
31
32
268
267
266
265
GND(1)
VCC(1)
N26
I/O17
I/O18
I/O25
I/O26
I/O33
I/O34
I/O49
I/O50
I/O51
I/O52
I/O53
P25
I/O19
I/O27
I/O35
18
15
21
23
29
33
264
P23
Notes: 1. Pads labeled GND or VCC are internally bonded to Ground or VCC planes within the package. They have no direct con-
nection to any specific package pin.
2. This package has an inverted die.
3. On-chip tri-state.
38
AT40K/AT40KLV Series FPGA
0896C–FPGA–04/02
ATMEL [ ATMEL ]
