DS21FF42N 查看數據表（PDF） - Dallas Semiconductor -> Maxim Integrated
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DS21FF42N
Dallas Semiconductor -> Maxim Integrated
DS21FF42N Datasheet PDF : 145 Pages
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DALLAS SEMICONDUCTOR
DS21FF42/DS21FT42
TABLE OF CONTENTS
FEATURES ............................................................................................... 1
1. MULTI-CHIP MODULE (MCM) DESCRIPTION................................ .... 1
2. MCM LEAD DESCRIPTION ................................ ................................ . 7
3. DS21FF42 (FOUR X FOUR) PCB LAND PATTERN ............................... 13
4. DS21FT42 (FOUR X THREE) PCB LAND PATTERN ............................14
5. DS21Q42 FEATURES ................................ ................................ ..........15
6. DS21Q42 INTRODUCT ION ................................ ................................ .16
7. DS21Q42 PIN FUNCT ION DESCRIPTION ................................ ...........20
8. DS21Q42 REGISTER MAP................................ ................................ ..29
9. PARALLEL PORT ................................ ................................ ..............33
10. CONTROL, ID AND TEST REGISTERS ................................ ...........33
11. STATUS AND INFORMAT ION REGISTERS ................................ .....45
12. ERROR COUNT REGISTERS ................................ ...........................54
13. DS0 MONITORING FUNCTION................................ ........................58
14. SIGNALING OPERAT ION................................ ................................ 62
14.1 PROCESSOR BASED SIGNALING ................................ ...................62
14.2 HARDWARE BASED SIGNALING................................ ....................64
15. PER–CHANNEL CODE (IDLE) GENERATION AND LOOPBACK .....66
15.1 TRANSMIT SIDE CODE GENERATION ................................ ...........66
15.1.1 Simple Idle Code Insertion and Per–Channel Loopback ..................66
15.1.2 Per–Channel Code Insertion................................ ........................67
15.2 RECEIVE SIDE CODE GENERATION ................................ ...............68
15.2.1 Simple Code Insertion................................ ................................ .68
15.2.2 Per–Channel Code Insertion................................ ........................69
16. CLOCK BLOCKING REGISTERS ................................ ....................71
17. ELASTIC STORES OPERATION ................................ .....................72
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