NCN6000
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10
DIGITAL PARAMETERS SECTION @ 2.70 VvVbatv6.0 V, NORMAL OPERATING MODE (−25°C to +85°C ambient
temperature, unless otherwise noted.) Note: Digital inputs undershoot < −0.30 V to ground, Digital inputs overshoot <0.30 V to Vbat
Rating Symbol Pin Min Typ Max Unit
Input Asynchronous Clock Duty Cycle = 50%
@ Vbat = 3.0V over the temperature range
F
CLKIN
10 − −
40 MHz
Clock Rise Time
Clock Fall Time
F
tr
F
tf
10 −
−
−
−
5.0
5.0
ns
I/O Data Transfer Switching Time,
Both Directions (I/O and CRD_IO),
@ Cout = 30 pF
I/O Rise Time* (Note 7)
I/O Fall Time
T
RIO
T
FIO
8, 14 − −
0.8
0.8
s
Input/Output Data Transfer Time, Both Directions
@ 50% CRD_VCC, L to H and H to L
T
TIO
8, 14 − − 150 ns
Minimum PWR_ON Low Level Logic State Time
to Power Down the DC−DC Converter
T
WON
4 2.0 − −
s
CRD_VCC Power Up/Down Sequence Interval T
DSEQ
− 0.5 2.0
s
STATUS Pull Up Resistance R
STA
5 20 50 80
k
Chip Select CS Pull Up Resistance R
CSPU
6 20 50 80
k
Interrupt INT Pull Up Resistance R
INTPU
9 20 50 80
k
Positive Going Input High Voltage Threshold (A0,
A1, PGM, PWR_ON, CS, RESET, CRD_DET)
V
IH
1, 2,
3, 4,
6, 7,
11
0.70 * Vbat − Vbat V
Negative Going Input High Voltage Threshold
(A0, A1, PGM, PWR_ON, CS, RESET,
CRD_DET)
V
IL
1, 2,
3, 4,
6, 7,
11
0 − 0.30 * Vbat V
Output High Voltage
STATUS, INT @ I
OH
= −10 A
V
OH
5, 9 Vbat − 1.0 V − − V
Output High Voltage
STATUS, INT @ I
OH
= 200 A
V
OL
5, 9 − − 0.40 V
7. Since a 20 k pull up resistor is provided by the NCN6000, the external MPU can use an Open Drain connection.
DIGITAL PARAMETERS SECTION @ 2.70 VvVbatv6.0 V, CHIP PROGRAMMING MODE (−25°C to +85°C ambient
temperature, unless otherwise noted.)
Rating Symbol Pin Min Typ Max Unit
A0, A1, PGM, PWR_ON, RESET and I/O
Data Set Up Time
T
SMOD
1, 2,
3, 4,
7, 8
2.0 − −
s
A0, A1, PGM, PWR_ON, RESET and I/O
Data Set Up Time
T
HMOD
1, 2,
3, 4,
7, 8
2.0 − −
s
Chip Select CS Low State Pulse Width T
WCS
6 2.0 − −
s
