ISP1130DL Philips Semiconductors, ISP1130DL Datasheet - Page 6

• Manufacturer Part Number: ISP1130DL
• Description: Universal Serial Bus compound hub with integrated keyboard controller
• Manufacturer: Philips Semiconductors

Philips Semiconductors
9397 750 06895
Objective specification
Table 2:
Symbol
MX2
MX3/SCL
MX4/SDA
MX5
MX6
MX7
MY0
MY1
MY2
GND
V
MY3
MY4
MY5
MY6
MY7
MY8
MY9
MY10
MY11
MY12
MY13
MY14
MY15
MY16/RD
MY17/WR
GND
reg(3.3)
[1]
Pin description (SSOP56 and SDIP56)
Pin
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
Rev. 01 — 23 March 2000
Type
I
I/O
I/O
I
I
I
I/O
I/O
I/O
-
-
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
-
Description
keyboard matrix return line (5 V tolerant, open drain)
pin function is controlled via the I2C0CON register (see
Table
ENS1 = 0 — keyboard matrix return line (5 V tolerant,
open drain)
ENS1 = 1 — I
drain)
pin function is controlled via the I2C0CON register (see
Table
ENS1 = 0 — keyboard matrix return line (5 V tolerant,
open drain)
ENS1 = 1 — bidirectional I
open drain)
keyboard matrix return line(5 V tolerant, open drain)
keyboard matrix return line (5 V tolerant, open drain)
keyboard matrix return line (5 V tolerant, open drain)
bidirectional keyboard matrix scan line (5 V tolerant)
bidirectional keyboard matrix scan line (5 V tolerant)
bidirectional keyboard matrix scan line (5 V tolerant)
ground supply
regulated supply voltage (3.3 V
regulator; used to supply external devices
bidirectional keyboard matrix scan line (5 V tolerant)
bidirectional keyboard matrix scan line (5 V tolerant)
bidirectional keyboard matrix scan line (5 V tolerant)
bidirectional keyboard matrix scan line (5 V tolerant)
bidirectional keyboard matrix scan line (5 V tolerant)
bidirectional keyboard matrix scan line (5 V tolerant)
bidirectional keyboard matrix scan line (5 V tolerant)
bidirectional keyboard matrix scan line (5 V tolerant)
bidirectional keyboard matrix scan line (5 V tolerant)
bidirectional keyboard matrix scan line (5 V tolerant)
bidirectional keyboard matrix scan line (5 V tolerant)
bidirectional keyboard matrix scan line (5 V tolerant)
bidirectional keyboard matrix scan line (5 V tolerant)
bidirectional keyboard matrix scan line (5 V tolerant)
used as read strobe when accessing external memory
bidirectional keyboard matrix scan line (5 V tolerant)
used as write strobe when accessing external memory
ground supply
76):
76):
USB compound hub with keyboard controller
[2]
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[2]
2
C-bus clock output (5 V tolerant, open
…continued
2
C-bus data line (5 V tolerant,
© Philips Electronics N.V. 2000. All rights reserved.
10%) from internal
ISP1130
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