PCA2000 datasheet(14/19 Pages) PHILIPS

14 / 19 page

2003 Dec 17

Philips Semiconductors

Product speciﬁcation

32 kHz watch circuit with programmable

adaptive motor pulse

PCA2000; PCA2001

Notes

Σ (P + N).

2. RL and CL are a load resistor and load capacitor, externally connected to pad RESET.

Table 6

Speciﬁcations for OTP programming (see Figs 7, 8 and 12).

Note

1. Program each word once only.

Voltage level detector

Vth(EOL)

EOL threshold voltage

silver-oxide battery

1.30

1.38

1.46

lithium battery

2.35

2.50

2.65

TCEOL

temperature coefﬁcient

−−0.07 −

°C

Pad RESET

output frequency

−

∆Vo

output voltage swing

RL =1MΩ; CL = 10 pF; note 2

1.4

−−

tr,tf

rise and fall time

RL =1MΩ; CL = 10 pF; note 2

−

−µs

Ii(AV)

average input current

pad RESET connected to VDD or VSS

−

SYMBOL

PARAMETER(1)

MIN.

TYP.

MAX.

UNIT

VDD

supply voltage during programming procedure

1.5

−

3.0

VP(start)

supply voltage for starting programming procedure

6.6

−

6.8

VP(stop)

supply voltage for stopping programming procedure

6.2

−

6.4

VP(mod)

supply voltage modulation for entering instructions

320

350

380

Vpre-store

supply voltage for pre-store pulse

6.2

−

6.4

Vstore

supply voltage for writing to the OTP cells

9.9

10.0

10.1

Istore

supply current for writing to the OTP cells

−−

tp(start)

pulse width of start pulse

tp(stop)

pulse width of stop pulse

0.05

−

0.5

tmod

modulation pulse width

µs

tpre-store

pulse width of pre-store pulse

0.05

−

0.5

tstore

pulse width for writing to the OTP cells

100

110

waiting time after start pulse

−

pulse distance for incrementing the state counter

0.6

0.7

0.8

pulse distance for clocking the data register with data = logic 0

1.6

1.7

1.8

pulse distance for clocking the data register with data = logic 1

2.6

2.7

2.8

waiting time for writing to OTP cells

0.1

0.2

0.3

slew rate for modulation of the supply voltage

0.5

−

5.0

µs

Rread

supply current modulation read-out resistor

Ω

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

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