PCF8579T NXP Semiconductors, PCF8579T Datasheet - Page 19

• Manufacturer Part Number: PCF8579T
• Manufacturer: NXP Semiconductors

Specifications of PCF8579T

• Operating Supply Voltage (typ): 3.3/5V
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Package Type: VSO
• Pin Count: 56
• Mounting: Surface Mount
• Power Dissipation: 400mW
• Operating Supply Voltage (min): 2.5V
• Operating Supply Voltage (max): 6V
• Lead Free Status / Rohs Status: Not Compliant

NXP Semiconductors
PCF8579_5
Product data sheet
Table 11.
[1]
[2]
Table 12.
[1]
Bit
7
6 to 4
3, 2
1, 0
Bit
7
6
5 to 0
See operation code for set-start-bank in
Values shown in decimal.
Values shown in decimal.
Symbol
C
-
G[1:0]
Y[1:0]
Symbol
C
-
X[5:0]
RAM-access - command bit description
Load-X-address - command bit description
Rev. 05 — 11 May 2009
Value
0, 1
111
00
01
10
11
0 to 3
Value
0, 1
0
0 to 39
[2]
[1]
LCD column driver for dot matrix graphic displays
Table
9.
Description
see
fixed value
RAM access mode;
character
half-graphic
full-graphic
not allowed
RAM row address;
Description
see
fixed value
RAM column address;
defines the auto-increment behavior of the
address for RAM access (see
two bits of immediate data, transferred to the
Y-address pointer to define one of four display
RAM rows (see
six bits of immediate data, transferred to the
X-address pointer to define one of forty display
RAM columns (see
Table 7
Table 7
[1]
Figure
Figure
15)
15)
PCF8579
© NXP B.V. 2009. All rights reserved.
Figure
17)
19 of 41