FUJITSU MB98A51121, MB98A51221, MB98A51321, MB98A51421, MB98A51521-17 DATA SHEET
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查询MB98A51121供应商
FUJITSU SEMICONDUCTOR
DATA SHEET
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DS05-30334-1E
MEMORY
CMOS
MASK ROM CARD
PCMCIA Rel.2/JEIDA Ver.4 conformable
MB98A51121/51221/51321/51421/51521
MASK ROM CARD 2 M/4 M/8 M/16 M/32 M-BYTE
DESCRIPTION
This card is a PCMCIA and JEIDA-compliant 68-pin two-piece Mask ROM card with the 16-bit mask ROM being
installed on the common memory.
However, to use this card as PCMCIA Rel.2, JEIDA Ver.4, the card attribute information has to be stored in the
Mask ROM.
FEATURES
• External dimensions: 85.6 mm × 54.0 mm × 3.3 mm
• +5 V single power supply
• Usable in 8 bits × 16 bits configuration
• Complete static operation
• I/O level TTL compatible
• Output tri-state
• Complete capacitive load without pull-up resistor or pull-down resistor except CE
• 68-pin two-piece connector form
-17
1
and CE
2
.
PACKAGE
(CRD-68P-M04)
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MB98A51121
PRODUCT CLASS
Part Number Memory Device
MB98A51121 16-Mbit Mask ROM × 1 pcs 2 M × 8/1 M × 16
MB98A51221 16-Mbit Mask ROM × 2 pcs 4 M × 8/2 M × 16
MB98A51321 16-Mbit Mask ROM × 4 pcs 8 M × 8/4 M × 16
MB98A51421 16-Mbit Mask ROM × 8 pcs 16 M × 8/8 M × 16
MB98A51521 16-Mbit Mask ROM × 16 pcs 32 M × 8/16 M × 16
/
51221/51321/51421/51521
Memory Configuration
(word × bit)
-17
Access Time (ns) (max.)
170
2
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MB98A51121
PIN ASSIGNMENTS
(CONNECTOR SIDE)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
(CRD-68P-M02)
• Pin Name
Symbol I/O Pin Name
A0 to A25 I Address input
D0 to D15 I/O Data I/O
CE1, CE2 I Card enable
CD1, CD2 * O Card detection
VS1, VS2 O Voltage sense
REG I Attribute memory space select
OE I Output enable
WE I Write enable
BVD1, BVD2 * O Battery voltage detection
WP * O Write protect
VCC — Supply voltage (+5 V)
GND — Ground
N.C. — No connection
* :Those pins are internally connected; use care when
handling.
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
/
51221/51321/51421/51521
Pin No. Symbol Pin No. Symbol
1 GND 35 GND
2D3 36 CD1
3D4 37 D11
4D5 38 D12
5D6 39 D13
6D7 40 D14
7CE1 41 D15
8A10 42 CE2
9OE 43 VS1 *
10 A11 44 N.C.
11 A9 45 N.C.
12 A8 46 A17
13 A13 47 A18
14 A14 48 A19 *
15 WE/N.C. * 49 A20 *
16 N.C. 50 A21/N.C. *
17 VCC 51 VCC
18 N.C. 52 N.C.
19 A16 53 A22/N.C. *
20 A15 54 A23/N.C. *
21 A12 55 A24/N.C. *
22 A7 56 A25/N.C. *
23 A6 57 VS2 *
24 A5 58 N.C.
25 A4 59 N.C.
26 A3 60 N.C.
27 A2 61 REG/N.C. *
28 A1 62 BVD2
29 A0 63 BVD1
30 D0 64 D8
31 D1 65 D9
32 D2 66 D10
33 WP 67 CD2
34 GND 68 GND
* :Whether a pin is an address pin or N.C. pin depends
on the type of the models. See ■ DIFFERENCE OF
PIN FUNCTIONS.
-17
3
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MB98A51121
DIFFERENCE OF PIN FUNCTIONS
Part Name A21 A22 A23 A24 A25 REG WE VS1 VS2
MB98A51121 N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C.
MB98A51221
MB98A51321
MB98A51421
/
51221/51321/51421/51521
21
A
A22
A23MB98A51521 A24
-17
4
MB98A51121/51221/51321/51421/51521-17
■ BLOCK DIAGRAM
1. 16-Mbit Mask ROM × 1/× 2/× 4 Being Mounted
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Symbol
CE
CE2
OE
REG
WE
N.C.
D0 to D7
D8 to D15
A0
A21
A22
A23
A24
A25
WP
A1 to A20
V CC
BVD1
BVD2
VS1
VS2
CD1
CD2
GND
*1
10 kΩ
100 kΩ
I/O buffer
M0
V CC
OE
O1 to O8
O9 to O16
CE
A0 to A19
V SS
*2: 16-Mbit Mask ROM
M1
V CC
OE
O1 to O8
O9 to O16
CE
A0 to A19
V SS
M2
OE
O
O9 to O16
CE
A0 to A19
V CC
1 to O8
V SS
M3
V CC
OE
O1 to O8
O9 to O16
CE
A0 to A19
V SS
100 kΩ
1
*1, *2: Varies with the type of models.
Part Number A21 A22 M0 M1 M2 M3
MB98A51121 N.C. N.C. M0 — — —
MB98A51221 A21 N.C. M0 M1 — —
MB98A51321 A21 A22 M0 M1 M2 M3
5
MB98A51121/51221/51321/51421/51521-17
2. 16-Mbit Mask ROM × 8/× 16
*2: 16-Mbit Mask ROM
Symbol
CE1
CE2
A22
A23
A24
A25
A1 to A21
REG
WE
N.C.
VS1
VS2
100 kΩ
A0
*1
100 kΩ
I/O buffer
M0
V CC
OE
CE
0 to A20
A
O1 to O8
V SS
M1
V CC
M2
V CC
OE
CE
A
0 to A20
O1 to O8
V SS
M3
V CC
M4
V CC
OE
CE
A
0 to A20
O1 to O8
V SS
M5
V CC
M6
V CC
OE
CE
A
0 to A20
O1 to O8
V SS
M7
V CC
M8
V CC
OE
CE
A
0 to A20
O1 to O8
V SS
M9
V CC
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M10
M11
V CC
OE
CE
A
0 to A20
O1 to O8
V SS
V CC
M12
V CC
OE
CE
A
0 to A20
O1 to O8
V SS
M13
V CC
M14
V CC
OE
CE
A
0 to A20
O1 to O8
V SS
M15
V CC
OE
OE
OE
OE
OE
OE
OE
OE
OE
D0 to D7
D8 to D15
WP
I/O buffer
CE
CE
CE
CE
CE
CE
V CC
CE
CE
10 kΩ
BVD1
BVD2
0 to A20
A
O1 to O8
V SS
0 to A20
A
O1 to O8
V SS
0 to A20
A
O1 to O8
V SS
0 to A20
A
O1 to O8
V SS
0 to A20
A
O1 to O8
V SS
0 to A20
A
O1 to O8
V SS
0 to A20
A
O1 to O8
V SS
0 to A20
A
O1 to O8
V SS
CD1
CD2
GND
*1, *2: Varies with the type of models.
Part Number A22 A23 A24 M0/1 M2/3 M4/5 M6/7 M8/9 M10/11 M12/13 M14/15
MB98A51421 A22 A23 N.C. M0/1 M2/3 M4/5 M6/7 — — — —
MB98A51521 A22 A23 A24 M0/1 M2/3 M4/5 M6/7 M8/9 M10/11 M12/13 M14/15
6
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