Tandy 1400LT - Dip-Sw

REF.NO. DESCRIPTION RS PART NO. MFR’S PART NO.
CRYSTALS
CTL2 CSA309 - 21.4772MHz, CRT Clock 20312 - 024
CTL3 HC-43U
- 1.8432 MHz, COMl Clock 20312 - 029
CTL5
203 12 -027
CLT6 CSA309
- 16.00 MHz, VFO Clock 20312 - 028
CTL
1 CSA309 - 14.3 18 MHz, Main Clock 20312-023
CTL4 S-308
- 32.768 KHz, RTC Clock 20312-026
CSA309
- 6.000 MHz, SUB CPU Clock
DIODES
D1-8 182473, Silicon
D9 Not used
D 10 182473, Silicon
DIP SWITCH
DP 1
Switch DIP Type 2bit
ICs and Gate Arrays
IC 1
IC2
IC3
IC7
IC8
IC9
IC10
- 11
IC12
- 14
IC15
IC16
IC17
IC18
IC19
IC20
IC2
1
IC22
IC23
- 24
IC25
IC26
IC27
IC4
- 6
IC28
- 29
IC30
IC3
1
IC32
IC33
IC34
V20, D70108C-8 8MHz
MB675149U
, Custom Gate Array Clock
Generator, C-MOS
D71088C Bus Controller, C-MOS
M74HC373P, Octal Latch, C-MOS
M74HC245P, Octal Bus Transceiver, C-MOS
D71059C Interrupt Controller, C-MOS
8087, Co
- Processor (Option Part)
MC74HC 125, Quad Noninverting buffers, C-MOS
D74HC244C, Octal buffer, C-MOS
MB83128,128K Bit BIOS ROM
MC74HC 125, Quad Noninverting buffers, C-MOS
M74HC245P, Octal Bus Transceiver, C-MOS
TMP82C37AP-5, DMA Controller, C-MOS
M74HC373P, Octal Latch, C-MOS
D74HC244C, Octal buffer, C-MOS
D7 1054C, Timer/Counter, C-MOS
M74HC245P, Octal Bus Transceiver, C-MOS
D74HC244C, Octal buffer, C-MOS
M74HC374P, Octal Noninverting D-type Flip-
MB83 128, 128K Bit Character Generator,
M74HC 166P,8-Bit serial or Parallel-Input/Serial-
C-MOS, U.S.A.
Flop, C-MOS
ROM, C-MOS, U.S.A.
Output ,C-MOS
MB8464A-lOL-SK, D4364CX-l2L,
8K BYTE
SRAM (Video RAM), C-MOS
V6355D-F, LCD Controller, C-MOS
M74ALS244AP, Octal buffer, TTL
SN74HC240N, Octal Inverting buffer,C-MOS
D74HC244C, Octal buffer, C-MOS
BA4558, Bias AMP, Linear IC
20315
- 136
20315
- 136
20207
- 678
20301
- 423
20301
- 424
20301
- 425
20301
- 446
20301
- 447
20301
- 426
20301
- 448
20301
- 449
20301
- 450
20301
- 448
20301
- 447
20301
- 428
20301
- 446
20301
- 449
20301
- 429
20301
- 447
20301
- 449
20301
- 451
20301
- 490
20301
- 453
20301
- 454
20301
- 430
20301
- 455
20301
- 456
20301
- 449
20301
- 431
6-11