UPD8870 Datasheet, PDF (8/24 Pages) NEC – 10680 PIXELS × 3 COLOR CCD LINEAR IMAGE SENSOR

TIMING CHART 1-2 (Line clamp mode, for each color)
φ TG1 to φ TG3
φ 1, φ 1L
φ 2, φ 2L
φ RB
φ CLB
(φ TG1 to φ TG3)
Note
VOUT1 to VOUT3
Optical black
(49 pixels)
Valid photocell
(10680 pixels)
Invalid photocell
(2 pixels)
Invalid photocell
(3 pixels)
Note Set the φ RB pulses to high level during this period.
Remark Inverse pulse of the φ TG1 to φ TG3 can be used as φ CLB.
Note