IDT70T633/1S
High-Speed 2.5V 512/256K x 18 Asynchronous Dual-Port Static RAM
Pin Configuration(1,2,3)
Preliminary
Industrial and Commercial Temperature Ranges
70T633/1BC
BC-256(5,6)
03/13/03
256-Pin BGA
Top View
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10 A11 A12
A13 A14 A15 A16
NC TDI NC A17L A14L A11L A8L NC CE1L OEL INTL A5L A2L A0L NC NC
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10 B11 B12 B13 B14 B15 B16
NC NC TDO A18L(4) A15L A12L A9L UBL CE0L R/WL NC A4L A1L NC NC NC
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10 C11 C12 C13 C14 C15 C16
NC I/O9L VSS A16L A13L A10L A7L NC LBL SEML BUSYL A6L A3L OPTL NC I/O8L
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10 D11 D12 D13 D14 D15 D16
NC I/O9R NC VDD VDDQL VDDQL VDDQR VDDQR VDDQL VDDQL VDDQR VDDQR VDD NC NC I/O8R
E1
E2
E3
E4
E5
E6
E7
E8
E9
E10 E11 E12 E13 E14 E15 E16
I/O10R I/O10L NC VDDQL VDD VDD VSS VSS VSS VSS VDD VDD VDDQR NC I/O7L I/O7R
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
F11
F12
F13
F14
F15
F16
I/O11L NC I/O11R VDDQL VDD NC VSS VSS VSS VSS VSS VDD VDDQR I/O6R NC I/O6L
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10 G11 G12 G13 G14 G15 G16
NC NC I/O12L VDDQR VSS VSS VSS VSS VSS VSS VSS VSS VDDQL I/O5L NC NC
H1
H2
H3
H4
H5
H6
H7
H8
H9
H10 H11 H12 H13 H14 H15 H16
NC I/O12R NC VDDQR VSS VSS VSS VSS VSS VSS VSS VSS VDDQL NC NC I/O5R
J1
J2
J3
J4
J5
J6
J7
J8
J9
J10 J11
J12
J13
J14
J15
J16
I/O13L I/O14R I/O13R VDDQL ZZR VSS VSS VSS VSS VSS VSS ZZL VDDQR I/O4R I/O3R I/O4L
K1
K2
K3
K4
K5
K6
K7
K8
K9
K10
K11
K12
K13 K14
K15 K16
NC NC I/O14L VDDQL VSS VSS VSS VSS VSS VSS VSS VSS VDDQR NC NC I/O3L
L1
L2
L3
L4
L5
L6
L7
L8
L9
L10
L11
L12
L13 L14
L15 L16
I/O15L NC I/O15R VDDQR VDD NC VSS VSS VSS VSS VSS VDD VDDQL I/O2L NC I/O2R
M1
M2
M3
M4
M5
M6
M7
M8
M9
M10 M11 M12 M13 M14 M15 M16
I/O16R I/O16L NC VDDQR VDD VDD VSS VSS VSS VSS VDD VDD VDDQL I/O1R I/O1L NC
N1
N2
N3
N4
N5
N6
N7
N8
N9
N10
N11
N12
N13 N14
N15
N16
NC I/O17R NC VDD VDDQR VDDQR VDDQL VDDQL VDDQR VDDQR VDDQL VDDQL VDD NC I/O0R NC
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14 P15
P16
NC I/O17L TMS A16R A13R A10R A7R NC LBR SEMR BUSYR A6R A3R NC NC I/O0L
R1
R2
R3
R4
R5
R6
R7
R8
R9
R10 R11 R12 R13 R14 R15 R16
NC NC TRST A18R(4) A15R A12R A9R UBR CE0R R/WR M/S A4R A1R OPTR NC NC
,
T1
T2
T3
T4
T5
T6
T7
T8
T9
T10 T11
T12
T13 T14
T15
T16
NC TCK NC A17R A14R A11R A8R NC CE1R OER INTR A5R A2R A0R NC NC
NOTES:
5670 drw 02c
1. All VDD pins must be connected to 2.5V power supply.
,
2. All VDDQ pins must be connected to appropriate power supply: 3.3V if OPT pin for that port is set to VDD (2.5V), and 2.5V if OPT pin for that port is
set to VSS (0V).
3. All VSS pins must be connected to ground supply.
4. A18X is a NC for IDT70T631.
5. Package body is approximately 17mm x 17mm x 1.4mm, with 1.0mm ball-pitch.
6. This package code is used to reference the package diagram.
3