After Sales
Technical Documentation
RAE/RAK–1N
PDA Hardware
Page 6 – 40
Original, 08/96
Table 24. External Signals and Connections, Outputs
Signal Name
Signal description
To (1)
VSYS
System voltage 3.3V
PROCU, SIRU
VCC5
5V for FLASH and RBUS
PROCU
PWRGOOD
Reset signal for CPU
PROCU
VBACK
Backup battery voltage to RTC
PROCU
LCDVCC
LCD Vcc to LCDM
LCMCON /
LCDVCC
LCDVEE
LCD Vee to LCDM
LCMCON /
LCDVEE
Note 1. LCMCON = LCD module connector on PDA module
Table 25. Electrical characteristics
Parameter
Mini-
mum
Typi-
cal
Max-
mum
Units
Notes/conditions
Input voltage
range of VB
5.0
11.0V
V
maximum no–harm
voltage of VB line
Battery voltage
VB
5.0
7.2
8.8
V
max voltage is during charge pulses
with cycled battery
VSYS shut-
d
4.9
5.0
5.1
V
VB for shutdown operation
down
5.9
6.0
6.1
V
VB for cancel of shutdown
VSYS
3.135
3.3
3.465
V
tolerance over temperature and
load range
100
450
mA
output current,
regulator I
max
=500mA
85
%
efficiency at I
out
=200mA VB=6.0V
82
%
efficiency at I
out
=200mA VB=8.0V
68
%
efficiency at I
out
=10mA VB=8.2V
86
%
efficiency at I
out
=10mA VB=5.5V
25
40
100
mV
output voltage ripple
1.4
3
mA
supply current, no load connected
159
200
212.5
kHz
oscillator frequency
LCDVEE
18
22
25
V
depending on temperature, typical
value at room temperature
1.3
2
3.5
mA
output current,
regulator I
max
=6mA
75
%
efficiency at I
out
=2mA VB=7.2V
250
mV
output voltage ripple
0.78
mA
supply current, no load
330
kHz
operation frequency
Summary of Contents for 9000i
Page 7: ...After Sales Technical Documentation RAE RAK 1N Series Original 08 96 Chapter 1 Overview ...
Page 287: ...After Sales Technical Documentation RAE RAK 1N Series Original 08 96 Chapter 9 Service Tools ...
Page 301: ...After Sales Technical Documentation RAE 1N Series Original 04 97 Chapter 10 Schematics ...
Page 303: ...RAE 1N Original 08 96 10 11 Page 1 Figure 1 Component Layout Bottom ...
Page 304: ...RAE 1N Original 08 96 10 12 Page Figure 2 Component Layout Top ...
Page 305: ...RAE 1N Original 08 96 10 13 Page Figure 3 Baseband Circuit Diagram PWRU ...
Page 306: ...RAE 1N Original 08 96 10 14 Page Figure 4 Baseband Circuit Diagram MCM1 ...
Page 307: ...RAE 1N Original 08 96 10 15 Page Figure 5 Baseband Circuit Diagram MCM2 ...
Page 308: ...RAE 1N Original 08 96 10 16 Page Figure 6 RF TX Circuit Diagram ...
Page 309: ...RAE 1N Original 08 96 10 17 Page Figure 7 RF RX Circuit Diagram ...
Page 310: ...RAK 1N 10 20 Page Amendment 1 04 97 Figure 18 PCN Component Layout Bottom ...
Page 311: ...RAK 1N 10 21 Page Amendment 1 04 97 Figure 19 PCN Component Layout Top ...
Page 312: ...RAK 1N 10 22 Page Amendment 1 04 97 Figure 20 PCN RF TX ...
Page 313: ...RAK 1N 10 23 Page Amendment 1 04 97 Figure 21 PCN RF RX ...
Page 314: ...RAK 1N 10 24 Page Amendment 1 04 97 Figure 22 UIF Schematic PCN ...
Page 315: ...RAK 1N 10 25 Page Amendment 1 04 97 Figure 23 UIF Component Layout PCN ...
Page 316: ...RAE 1N Original 05 97 10 3 Page Figure 1 PDA Block Diagram Edit 82 for layout 13a ...
Page 317: ...RAE 1N Original 05 97 10 4 Page Figure 2 PDA Power Unit PWRU Edit 108 for layout 13a ...
Page 318: ...RAE 1N Original 05 97 10 5 Page Figure 3 PDA Serial Interface SIRU Edit 24 for layout 13a ...
Page 319: ...RAE 1N Original 05 97 10 6 Page Figure 4 PDA MCU and Memory PROCU Edit 121 for layout 13a ...
Page 320: ...RAE 1N Original 05 97 10 7 Page Figure 5 PDA EMIU Edit 21 for layout 13a ...
Page 321: ...RAE 1N Original 05 97 10 8 Page Figure 6 Keyboard matrix Edit 24 for layout 13a ...
Page 322: ...RAE 1N Original 05 97 10 9 Page Figure 7 PDA Memory Edit 28 for layout 13a ...
Page 323: ...RAE 1N Original 05 97 10 10 Page Figure 8 PDA Component Layout 13a ...
Page 324: ...RAE 1N Original 08 96 10 18 Page Figure 1 UIF Schematic ...
Page 325: ...RAE 1N Original 08 96 10 19 Page Figure 2 Component Layout Uif ...
Page 326: ...After Sales Technical Documentation RAE RAK 1N Series Original 08 96 Accessories ...
Page 352: ...After Sales Technical Documentation Appendix 2 RAE RAK 1N Amendment 1 04 97 PARTS LISTS ...
Page 402: ...After Sales Technical Documentation Appendix 1 RAE RAK 1N Original 08 96 QUICK GUIDE ...
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