Dedicated Pin	84-Pin PLCC	100-Pin TQFP	100-Pin FineLine BGA	144-Pin TQFP	169-Pin Ultra FineLine BGA	256-Pin FineLine BGA
INPUT/GCLK1	83	87	A6	125	D8	D9
INPUT/GCLRn	1	89	B5	127	D6	E8
INPUT/OE1	84	88	B6	126	D7	E9
INPUT/OE2/GCLK2	2	90	A5	128	E7	D8
TDI	14	4	A1	4	E4	D4
TMS	23	15	F3	20	J4	J6
TCK	62	62	F8	89	J10	J11
TDO	71	73	A10	104	E10	D13
GNDINT	42, 82	38, 86	D6, G5	52, 57, 124, 129	A7, E8, J7, N7	A8, C9, G9, K8, P9
GNDIO	7, 19, 32, 47, 59, 72	11, 26, 43, 59, 74, 95	C3, D7, E5, F6, G4, H8	3, 13, 17, 33, 59, 64, 85, 105, 135	A3, A12, E1, F5, F13, H1, H9, J13, N2, N11	A3, B10, C2, D14, F6, G10, H8, J9, K7, L11, M3, P6, P10, R2, R3, T1, T15
VCCINT (3.3 V Only)	3, 43	39, 91	D5, G6	51, 58, 123, 130	B7, E6, H7, M7	B9, C8, G8, K9, P8
VCCIO (2.5 V or 3.3 V)	13, 26, 38, 53, 66, 78	3, 18, 34, 51, 66, 82	C8, D4, E6, F5, G7, H3	24, 50, 73, 76, 95, 115, 144	A2, A11, E13, F1, F9, H5, H13, J1, N3, N12	B3, B5, C14, E15, F11, G3, G7, G15, H9, J8, K10, L3, L6, M15, P14, T2, T3
No Connect (N.C.)	-	-	-	1, 2, 12, 19, 34, 35, 36, 43, 46, 47, 48, 49, 66, 75, 90, 103, 108, 120, 121, 122	B5, B6, B8, B9, C5, C6, C7, C8, C9, C10, E2, E3, E11, E12, F2, F3, F11, F12, G1, G2, G3, G11, G12, H2, H3, H11, H12, J2, J3, J11, J12, L4, L5, L6, L7, L8, L9, M5, M6, M8, M9	A1, A2, A4, A5, A6, A7, A9, A10, A11, A12, A13, A14, A15, A16, B1, B2, B4, B6, B7, B8, B11, B12, B13, B14, B 15, B16, C1, C3, C4, C6, C11, C13, C15, C16, D1, D2, D3, D15, D16, E1, E2, E3, E14, E16, F1, F2, F15, F16, G1, G2, G14, G16, H1, H2, H15, H16, J1, J2, J15, J16, K1, K2, K3, K14, K15, K16, L1, L2, L15, L16, M1, M14, M16, N1, N2, N3, N14, N15, N16, P1, P2, P3, P4, P12, P13, P15, P16, R1, R4, R5, R6, R7, R8, R9, R11, R12, R13, R14, R15, R16, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T16
Total User I/O Pins	68	84	84	100	100	100