PCF8576DT NXP Semiconductors, PCF8576DT Datasheet - Page 26

• Manufacturer Part Number: PCF8576DT
• Manufacturer: NXP Semiconductors

Specifications of PCF8576DT

• Operating Supply Voltage (typ): 2.5/3.3/5V
• Number Of Digits: 20
• Number Of Segments: 160
• Package Type: TSSOP
• Pin Count: 56
• Mounting: Surface Mount
• Power Dissipation: 400mW
• Frequency (max): 400KHz
• Operating Supply Voltage (min): 1.8V
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / Rohs Status: Supplier Unconfirmed

NXP Semiconductors
PCF8576D_9
Product data sheet
Table 10.
Table 11.
Table 12.
[1]
Table 13.
[1]
[2]
Bit
7
6
5 to 0
Bit
7
6 to 3
2 to 0
Bit
7
6 to 2
1
0
Bit
7
6 to 3
2
1 to 0
The bank-select command has no effect in 1:3 and 1:4 multiplex drive modes.
Normal blinking is assumed when the LCD multiplex drive modes 1:3 or 1:4 are selected.
Alternating RAM bank blinking does not apply in 1:3 and 1:4 multiplex drive modes.
Symbol
C
-
P[5:0]
Symbol
C
-
A[2:0]
Symbol
C
-
A
BF[1:0]
Symbol
C
-
I
O
Load-data-pointer command bits description
Device-select command bits description
Bank-select command bits description
Blink-select command bits description
Value
0, 1
0
000000 to
100111
Value
0, 1
1100
000 to 111
Value
0, 1
11110
0
1
0
1
Value
0, 1
1110
0
1
00
01
10
11
Rev. 09 — 25 August 2009
Description
see
fixed value
6 bit binary value, 0 to 39; transferred to the data pointer to
define one of forty display RAM addresses
Description
see
fixed value
3 bit binary value, 0 to 7; transferred to the subaddress
counter to define one of eight hardware subaddresses
Description
see
fixed value
blink mode selection
blink frequency selection
Description
Static
see
fixed value
input bank selection; storage of arriving display data
output bank selection; retrieval of LCD display data
normal blinking
alternate RAM bank blinking
off
1
2
3
RAM bit 0
RAM bit 2
RAM bit 0
RAM bit 2
Table 8
Table 8
Table 8
Table 8
Universal LCD driver for low multiplex rates
[1]
[2]
1:2 multiplex
RAM bits 0 and 1
RAM bits 2 and 3
RAM bits 0 and 1
RAM bits 2 and 3
PCF8576D
© NXP B.V. 2009. All rights reserved.
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