Seiko Instruments LTP F Series 用户手册

Figure 3-11 shows the thermal head block diagram for the LTPF347.

Table 3-8 shows the relationship between DST blocks and activated heat elements.

Figure 3-11  Thermal Head Block Diagram (LTPF347)

DAT IN2

CLK

LATCH

DST2

DAT OUT2

TH

TH

Vdd

GND

Output driver

Latch register

Shift register

Heat elements

Vp

DOT640

DOT385

DOT384

DOT

1

Thermistor

Block 2

Block 1

DAT IN1

DAT OUT1

*1

*1

 N.C. if not using DAT OUT

DST1

*1