MAX7456EUI+ Maxim Integrated Products, MAX7456EUI+ Datasheet - Page 21

• Manufacturer Part Number: MAX7456EUI+
• Description: IC ON-SCREEN DISPLAY 28-TSSOP
• Manufacturer: Maxim Integrated Products
• Type: OSD (On-Screen Display) Video Generatorr

Specifications of MAX7456EUI+

• Applications: Security Systems, Video Routing
• Mounting Type: Surface Mount
• Package / Case: 28-TSSOP Exposed Pad, 28-eTSSOP, 28-HTSSOP
• Current - Supply: 58mA
• Voltage - Supply: 4.75 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Interface: SPI Serial
• Display Type: OSD
• Digits Or Characters: 256 Characters
• Maximum Clock Frequency: 27 MHz
• Operating Supply Voltage: 5 V
• Maximum Power Dissipation: 2162 mW
• Maximum Operating Temperature: + 85 C
• Maximum Supply Current: 25 mA
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Configuration: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Figure 14. Detailed Serial-Interface Timing
Figure 15. Write Operation
Figure 17. Writing Character Attribute Byte in 8-Bit Operation
Mode
SCLK
SCLK
SDIN
SDIN
CS
CS
MSB
1
0
1
0
2
A6 A5 A4 A3 A2 A1 A0
0
2
SDOUT
3
SCLK
CS
SDIN
0
3
4
0
4
5
0
5
______________________________________________________________________________________
6
1
6
t
7
CSH0
1
Single-Channel Monochrome On-Screen
7
t
DO4
8
1
8
MSB
t
C
CSS0
9
L
B
D7 D6 D5 D4 D3 D2 D1 D0
9
10 11 12 13 14 15 16
B
K
L
10 11 12 13 14 15 16
N
V
I
0
t
t
DS
DO1
Display with Integrated EEPROM
0
0
t
CL
0
0
LSB
LSB
t
CH
t
DO2
t
DH
Figure 16. Read Operation
Figure 18. Reading Character Attribute Byte in 8-Bit Operation
Mode
SDOUT
SDOUT
SCLK
SCLK
SDIN
SDIN
CS
CS
MSB
1
MSB
1
1
1
t
CP
2
0
A6 A5 A4 A3 A2 A1 A0
2
3
1
3
4
1
4
X
X
5
X
5
6
X
t
CSH1
6
7
X
7
LSB
8
X
8
LSB
t
MSB
CSS1
MSB
C
D7
L
B
9
9
10 11 12 13 14 15 16
10 11 12 13 14 15 16
D6 D5 D4 D3 D2 D1
B
L
K
t
DO3
N
V
I
t
0
CSW
0
0
0
0
D0
LSB
LSB
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