QT1100A-ISG View Datasheet(PDF) - Quantum Research Group
Part Name
Description
Manufacturer
QT1100A-ISG Datasheet PDF : 42 Pages
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Table 1.4 SPI Pinlist
With or without EEPROM
Pin
Name
Type
Function
Notes
1
SNS3
I/O
Sense pin
To CS3
2
SNS3K
I/O
Sense pin
To CS3 + Key
3
SNS4
I/O
Sense pin
To CS4
4
SNS4K
I/O
Sense pin
To CS4 + Key
5
SNS5
I/O
Sense pin
To CS5
6
SNS5K
I/O
Sense pin
To CS5 + Key
7
SNS6
I/O
Sense pin
To CS6
8
SNS6K
I/O
Sense pin
To CS6 + Key
9
SNS7
I/O
Sense pin
To CS7
10
SNS7K
I/O
Sense pin
To CS7 + Key
11
n/c
-
Unused
-
12
n/c
-
Unused
-
13
SNS8
I/O
Sense pin
To CS8
14
SNS8K
I/O
Sense pin
To CS8 + Key
15
SNS9
I/O
Sense pin
To CS9
16
SNS9K
I/O
Sense pin
To CS9 + Key
17
Vss
Pwr
Ground
0V
18
CKEE
O
EEPROM
Clock to EEPROM
19
DOEE
O
EEPROM
Data out to EEPROM
20
DIEE
I
EEPROM
Data in from EEPROM
21
n/c
-
Unused
To Vss
22
WAKE
I
Wake
Wake from sleep
23
CRDY
OD
SPI handshake
1 = Comms ready; Use pull-up R
24
CSEE
O
EEPROM EEPROM chip select; Use pull-down R
If Unused
Open
Vss or open
Open
Vss or open
Open
Vss or open
Open
Vss or open
Open
Vss or open
-
-
Open
Vss or open
Open
Vss or open
-
Open
Open
Vdd
-
Vdd
-
Open
25
n/c
26
CLK
27
DO
28
DI
29
/SS
30
n/c
31
n/c
32
CMODE
33
SYNC
34 LED/STAT
35
RST
36
Vdd
37
OSC1
38
OSC2
39
n/c
40
n/c
41
n/c
42
n/c
43
SNS0
44
SNS0K
45
SNS1
46
SNS1K
47
SNS2
48
SNS2K
I
unused
I
SPI clock
I/O
SPI data
I
SPI data
I
SPI Slave select
I
Unused
I
Unused
I
Comms select
I/O
Sync In
O
LED & Status
I
Reset input
Pwr
Power
I
Resonator
O
Resonator
-
Unused
-
Unused
-
Unused
-
Unused
I/O
Sense pin
I/O
Sense pin
I/O
Sense pin
I/O
Sense pin
I/O
Sense pin
I/O
Sense pin
I
CMOS input
I/O
CMOS I/O
O
CMOS output (push-pull)
OD
CMOS open drain I/O
Pwr
Power / ground
-
From host
To host; use pull-up R
From host
From host
To Vss
To Vss
To Vdd
Always use pull-up R
-
Active low
+3.3 ~ +5V
12MHz - Can also be ext clock in
-
-
-
-
-
To CS0 + Key
To CS0
To CS1 + Key
To CS1
To CS2 + Key
To CS2
Vss
-
-
-
-
-
-
-
20K ~ 220K to Vdd
Open
Vdd
-
-
Open
-
-
-
-
Open
Vss or open
Open
Vss or open
Open
Vss or open
LQ
7
Copyright © 2003-2005 QRG Ltd
QT1100A-ISG R3.02/1105
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