CXA2108 查看數據表（PDF） - Sony Semiconductor

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CXA2108

Constant-Current Driver for Full Color LED Display

Sony Semiconductor 

CXA2108Q

Electrical Characteristics

Item

Symbol

Driver block

PWM reference clock frequency fCLK

REXT pin voltage

VREXT

REXT pin voltage

Supply voltage dependency

∆VREXT

Standby supply current IDD

PWM output resolution

Drive current setting resolution

Coarse Adj.

Fine Adj.

DC characteristics

Differential linearity error

DLE

Output current

IOUT

Output compliance voltage Vcmp

(AVCC, DVCC = +5V, AGND, DGND, IGND = 0V)

Conditions

Min. Typ. Max. Unit

Rext = 2kΩ

VREXT (@AVCC = 5.25V)

– VREXT (@AVCC = 4.75V)

Rext = 2kΩ, D8 = D9 = 0

Note) Excluding the driver block

1253

0

25

1300

10

15

1356

MHz

mV

20 mV

35 mA

bit

Io (FFh) = 60mA

(D0 [LSB] to D7 [MSB] = FFh)

1.5

2

bit

8

bit

±0.8 LSB

60 mA

AVCC + 0.3 V

–9–

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