Technical data of CPU 31xC 
  6.5 CPU 314C-2 PtP and CPU 314C-2 DP 
CPU 31xC and CPU 31x, Technical Data 
Manual, 01/2006 Edition, A5E00105475-06 
6-21 
6.5  6.5 CPU 314C-2 PtP and CPU 314C-2 DP 
Technical Data 
Table 6-6  Technical data of CPU 314C-2 PtP and CPU 314C-2 DP 
Technical data 
  CPU 314C-2 PtP  CPU 314C-2 DP 
CPU and version  CPU 314C-2 PtP  CPU 314C-2 DP 
Order number  6ES7 314-6BF02-0AB0  6ES7 314-6CF02-0AB0 
•  Hardware version 
01  01 
•  Firmware version 
V2.0.0  V2.0.0 
Associated programming package  STEP 7 as of V 5.2 + SP 1 
(please use previous CPU for STEP 7 
V 5.1 + SP 3 or later) 
STEP 7 as of V 5.2 + SP 1 
(please use previous CPU for STEP 7 
V 5.1 + SP 3 or later) 
Memory  CPU 314C-2 PtP  CPU 314C-2 DP 
RAM   
•  Integrated 
64 Kbytes 
•  Expandable 
No 
Load memory  Pluggable by means of SIMATIC Micro Memory Card (Max. 8 Mbytes) 
Data storage life on the MMC  
(following final programming) 
At least 10 years 
Buffering  Guaranteed by MMC (maintenance-free) 
Execution times  CPU 314C-2 PtP  CPU 314C-2 DP 
Processing times of   
•  Bit operations 
Min. 0.1 μs 
•  Word instructions 
Min. 0.2 μs 
•  Fixed-point arithmetic 
Min. 2 μs 
•  Floating-point arithmetic 
Min. 3 μs 
Timers/counters and their retentivity  CPU 314C-2 PtP  CPU 314C-2 DP 
S7 counters  256 
•  Retentive address areas 
Configurable 
•  Default 
from C0 to C7 
•  Counting range 
0 to 999 
IEC Counters  Yes 
•  Type 
SFB 
•  Number 
unlimited (limited only by RAM size) 
S7 timers  256 
•  Retentive address areas 
Configurable 
•  Default 
Not retentive 
•  Timer range 
10 ms to 9990 s